Find the perimeter of the irregular shape below that has missing sides

Find The Perimeter Of The Irregular Shape Below That Has Missing Sides

Answers

Answer 1

Answer:

45 + 20 + 30 + 40 + 15 + 60 = 210 mm


Related Questions

give the total number of isomers with the formula [pd(c2o4)2i2]2–.

Answers

The total number of isomers with the formula [Pd(C2O4)2I2]2– is 3150.

There are two parts to this answer: the first part is to determine the coordination number of the central palladium (Pd) atom, and the second part is to determine the number of possible isomers based on the coordination number.

To determine the coordination number, we need to count the number of ligands (the molecules that bind to the central atom) attached to the Pd atom. In this case, we have four oxalate (C2O4) ligands, each of which contributes two atoms (a total of eight atoms), and two iodide (I) ligands, each of which contributes one atom (a total of two atoms). This gives us a total of 10 ligands attached to the Pd atom. Since each ligand can only form one bond with the Pd atom, the coordination number is 10.

Next, we need to determine the number of possible isomers. Isomers are molecules with the same chemical formula but different arrangements of atoms. For this complex ion, there are two types of isomers: geometrical and optical.

Geometrical isomers arise from the fact that the ligands can be arranged around the central atom in different ways. In this case, since there are 10 ligands, there are a total of 10!/[(4!2!2!)x2] possible geometrical isomers, or 3150.

Optical isomers arise when there are non-superimposable mirror images of the molecule. However, since this complex ion has a plane of symmetry, it is achiral and does not have optical isomers.

Therefore, the total number of isomers with the formula [Pd(C2O4)2I2]2– is 3150.

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Given the vector \mathbf{u}u equal to 7\left<\cos 0^{\circ},\,\sin 0^{\circ}\right>7⟨cos0



,sin0



⟩ and vector \mathbf{v}v equal to 4\left<\cos 135^{\circ},\,\sin 135^{\circ}\right>,4⟨cos135



,sin135



⟩, find the sum \mathbf{u}+\mathbf{v}u+v and write your answer in magnitude and direction form with the magnitude rounded to the nearest tenth and the direction rounded to the nearest degree, 0^{\circ}\le \theta < 360^{\circ}. 0



≤θ<360

Answers

The vector sum [tex]\mathbf{u}+\mathbf{v}[/tex]  is approximately equal to [tex]3.9\left < \cos 26^{\circ},,\sin 26^{\circ}\right > , 3.9⟨cos26∘, sin26∘⟩[/tex] in magnitude and direction form.

To find the sum of two vectors, we add their corresponding components. In this case, [tex]\mathbf{u}+\mathbf{v} = 7\left < \cos 0^{\circ},,\sin 0^{\circ}\right > + 4\left < \cos 135^{\circ},,\sin 135^{\circ}\right >[/tex]. Evaluating the x- and y-components separately, we get:

[tex]\mathbf{u}+\mathbf{v} = (7\cos 0^{\circ} + 4\cos 135^{\circ}),\mathbf{i} + (7\sin 0^{\circ} + 4\sin 135^{\circ}),\mathbf{j}[/tex]

[tex]\mathbf{u}+\mathbf{v} = 3.9,\left < \cos 26^{\circ},,\sin 26^{\circ}\right >[/tex]

To write the answer in magnitude and direction form, we can use the ormula [tex]\left|\mathbf{u}+\mathbf{v}\right| = \sqrt{(u_1+v_1)^2 + (u_2+v_2)^2}[/tex] for the magnitude, and [tex]\theta = \tan^{-1}\left(\frac{u_2+v_2}{u_1+v_1}\right)[/tex] for the direction. Plugging in the values, we get:

[tex]\left|\mathbf{u}+\mathbf{v}\right| \approx 3.9\theta \approx 26^{\circ}[/tex]

Therefore, the vector sum [tex]\mathbf{u}+\mathbf{v} is approximately equal to 3.9\left < \cos 26^{\circ},,\sin 26^{\circ}\right > , 3.9⟨cos26∘, sin26∘⟩[/tex] in magnitude and direction form.

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the current price of breakfast burritos is lower than the equilibrium price. we would expect: ______________

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If the current price of breakfast burritos is lower than the equilibrium price, we would expect an increase in demand and a decrease in supply, leading to a shortage of breakfast burritos.

Producers may choose to raise the price of breakfast burritos to reach the equilibrium price.

Based on the given information, the current price of breakfast burritos is lower than the equilibrium price. We would expect an increase in demand and a shortage of supply.

                                               When the price is below equilibrium, consumers will demand more breakfast burritos, while suppliers might not produce enough to meet the demand, resulting in a shortage. Eventually, the market will adjust, and the price will rise to reach equilibrium, balancing supply and demand.

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given the following: d: μ≥1000; e: μ<1000 d and e represent respectively.

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Based on the information provided, d and e represent different statistical hypotheses about a population mean, denoted by. Specifically, the hypothesis d states that the population mean is greater than or equal to 1000, while the hypothesis e states that the population mean is less than 1000.

To put this into context, let's say that we are interested in studying the average income of workers in a certain city. We can collect a sample of data from a random sample of workers in the city, calculate the sample mean, denoted by x, and use it to make inferences about the population mean,. If we want to test the hypothesis that the average income is at least 1000 dollars, we can set up the null hypothesis as d: 1000 and the alternative hypothesis as not d: 1000. This means that we assume the population mean is 1000 or greater, and we want to see if there is enough evidence in the data to reject this hypothesis in favor of the alternative.

On the other hand, if we want to test the hypothesis that the average income is less than 1000 dollars, we can set up the null hypothesis as e: 1000 and the alternative hypothesis as not e: 1000. In this case, we assume the population mean is less than 1000, and we want to see if the data provide enough evidence to reject this hypothesis in favor of the alternative.

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If a deli has 25 types of bread, 25 different kinds of meat, 15 kinds of cheese, and 55 types of condiments, how many sandwiches can you make

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Deli can make 515,625 sandwiches.

Given that a deli has 25 types of bread, 25 different kinds of meat, 15 kinds of cheese, and 55 types of condiments, we need to find that how many sandwiches it can make,

So, the number of sandwiches it can make = 25 x 25 x 15 x 55

= 515,625

Hence the deli can make 515,625 sandwiches.

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PQRS is a kite. A and B are the midpoints of PQ and PS respectively. QD = DR and SC = CR. Prove that ABCD is a parallelogram.​

Answers

The proof that ABCD is a parallelogram is given below.

In a parallelogram, the opposite sides of the quadrilateral are parallel to each other. Therefore, there are two sets of parallel sides.

The diagram for the given condition can be made as shown below in the attached image.

Now, consider the ΔPQS. Since A and B are the midpoints of the sides PQ and PS, respectively. Therefore, according to the basic proportionality theorem, AB║QS.

Similarly, consider the ΔQRS. Since QD = DR and SC = CR, therefore, D and C are the midpoints of the sides QR and SR, respectively. Therefore, according to the basic proportionality theorem, QS║DC.

As per the two conclusions drawn above, AB║QS and QS║DC. It can be concluded that AB║QS ║DC, therefore, AB║DC.

Further, in a similar manner consider ΔPQR and ΔPSR.

In ΔPQR, A and D are the midpoints of PQ and QR, respectively. Therefore, as per the Basic proportionality theorem the AD║PS.

In ΔPSR, B and C are the midpoints of PS and SR, respectively. Therefore, as per the Basic proportionality theorem the BC║PS.

As per the two conclusions drawn above, AD║PS and BC║PS. It can be concluded that AD║PS║BC, therefore, AD║BC.

Thus, ABCD is a parallelogram because of AB║DC and AD║BC.

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the reliability of a widely used microprocessor is typically expressed as time between fail- ures (tbf). suppose tbf is a right skewed distributed random variable that averages 3,000 cycles with a standard deviation of 54 cycles. 24. suppose the purchaser of these microprocessors will draw a random sample of size 36. what is the mean and standard deviation of the average of the 36 measurements, to two decimal places?

Answers

The mean and the standard deviation for the average of the 36 measurements is given as follows:

Mean of 3000 cycles.Standard deviation of 9 cycles.

What is defined by the Central Limit Theorem?

The Central Limit Theorem defines the distribution of the sampling distribution of sample means with size n of a normally distributed variable with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex].

For the sampling distribution, the mean and the standard deviation are given as follows:

Mean: [tex]\mu[/tex], that is, the same as the population mean.Standard deviation: [tex]s = \frac{\sigma}{\sqrt{n}}[/tex], which is the population standard deviation divided by the square root of the sample size.

Considering the sample size of n = 36, the standard deviation is obtained as follows:

[tex]s = \frac{54}{\sqrt{36}} = 9[/tex]

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If A is the set of all integers, choose the set B that will make the following statement false. B ⊆ A

Answers

B = {2.5, 3.5, 4.5} will make the statement false.

Option B is the correct answer.

We have,

A is the set of all integers.

And,

B ⊆ A

This means,

B is a subset of A where all elements in B is in A.

Now,

B = {1, 2, 3}.

This is true.

B = {2.5, 3.5, 4.5}

This is not true.

2.5, 3.5, and 4.5 are not integers.

They are real numbers.

B = {0}

This is true.

B = {-4, -1, 0, 5, 10}

This is true.

Thus,

B = {2.5, 3.5, 4.5} will make the statement false.

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using the information in question 33, what is the probability that a random chosen testtaker will score between 400 to 550 (round your answer to four decimal places)

Answers

Answer:  The probability that a random chosen test taker will score between 400 and 550 is approximately 0.5328.

Step-by-step explanation:

From question 33, we know that the mean score is 500 and the standard deviation is 100.

To obtain the probability that a random test taker will score between 400 and 550, we need to standardise these scores using the formula:

z = (x - μ) / σ

where x is the score we are interested in, μ is the mean score, and σ is the standard deviation.

For x = 400:

z = (400 - 500) / 100 = -1

For x = 550:

z = (550 - 500) / 100 = 0.5

Using a standard normal distribution table or calculator, we can find the probability of z being between -1 and 0.5:

P(-1 < z < 0.5) = P(z < 0.5) - P(z < -1)

= 0.6915 - 0.1587

= 0.5328

Therefore, the probability that a random chosen test taker will score between 400 and 550 is approximately 0.5328.

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Three ladies watches cost as much as five dresses. If the average cost of 5 watches and 3 dresses is $148. 75, what is the cost of six dresses?

Answers

The cost of six dresses is $145.74.

Let's assign variables to represent the costs of the watches and dresses. Let w be the cost of one watch, and d be the cost of one dress.

From the given information, we can set up the following equations:

3w = 5d (Three ladies watches cost as much as five dresses)

(5w + 3d) / 8 = $148.75 (Average cost of 5 watches and 3 dresses is $148.75)

From the first equation, we can solve for w in terms of d:

w = (5d) / 3

Substituting this expression for w into the second equation, we can solve for d:

(5[(5d) / 3] + 3d) / 8 = $148.75

Simplifying the equation:

(25d + 24d) / 24 = $148.75 * 8

49d = $1190

Dividing both sides by 49, we find:

d = $24.29

The cost of six dresses would be:

6 * $24.29 = $145.74

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During the youth baseball season, Carter grills and sells hamburgers and hot dogs at the Hillview baseball field. On Saturday, he sold 30 hamburgers and 25 hot dogs and earned a total of $195. On Sunday, he sold 15 hamburgers and 20 hot dogs and earned a total of $120. How much does Carter charge for a hot dog?

Answers

A hamburger costs $4. We can substitute this value into one of the original equations to solve for the cost of a hot dog. Carter charges $3 for a hot dog.

Let's represent the cost of a hamburger with "h" and the cost of a hot dog with "d". We can then set up two equations based on the information given:

30h + 25d = 195 (Equation 1)

15h + 20d = 120 (Equation 2)

We can solve this system of equations using either substitution or elimination. Let's use the elimination method.

First, let's multiply Equation 1 by 4:

120h + 100d = 780 (Equation 1 multiplied by 4)

Next, let's multiply Equation 2 by 5:

75h + 100d = 600 (Equation 2 multiplied by 5)

Now we can subtract Equation 2 from Equation 1 to eliminate the "d" variable:

(120h + 100d) - (75h + 100d) = 780 - 600

45h = 180

h = 4

We now know that a hamburger costs $4. We can substitute this value into one of the original equations to solve for the cost of a hot dog. Let's use Equation 1:

30h + 25d = 195

30(4) + 25d = 195

120 + 25d = 195

25d = 75

d = 3

Therefore, Carter charges $3 for a hot dog.

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What is the sign of 3 5 + 3 5 5 3 ​ + 5 3 ​ start fraction, 3, divided by, 5, end fraction, plus, start fraction, 3, divided by, 5, end fraction? Choose 1 answer:

Answers

The sign of the expression can be determined by examining the signs of the individual terms involved.

3/5: The sign of this term depends on the sign of the numerator (3) and the denominator (5). As both the numerator and denominator are positive, this term is positive.

(3/5) / (5/3): To simplify this expression, we can multiply the numerator and denominator of the second fraction by 3/5, resulting in (3/5) * (3/5) / 1. The numerator is positive as it is the product of two positive numbers, and the denominator is positive as well. Therefore, this term is positive.

Combining the two positive terms, the overall expression will have a positive sign.

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7. Calculate Turnover tax (TOT) on sales of Birr 25,000.
Hurry pls

Answers

The VAT for the year is Birr 75,600.

Here, we have,

The pharmacy makes 42,000 Birr in monthly sales, as stated in the problem.

We must divide the monthly sales by the number of months in a year in order to determine the overall annual sales:

Total annual sales are calculated as follows: Birr 42,000 multiplied by 12 months to equal Birr 504,000.

Now that we have the VAT rate that is in effect in the area where the pharmacy is located, we can calculate the VAT (Value Added Tax). The VAT is often calculated as a share of sales.

Assuming a 15% VAT rate, the VAT can be calculated as follows:

VAT = 15% of total annual sales, which equals 0.15 times Birr 504,000 ($75,600).

Therefore, the VAT for the entire year is 75,600 Birr.

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complete question:

Jessica pharmacy has monthly sales of Birr 42,000. If the pharmacy is open for a year , calculate TOT or VAT???

Need help fast. Will give brainlyiest

Answers

Answer:

Step-by-step explanation:

The longer you study the more you can remember so if she studied for 3.50 hrs she is more likely to get a grade in the 90s

If wrong im sry

10. A shopkeeper earns a profit of Rs 1 by selling one pen and earns a loss of 30
paise on sale of one pencil. In a particular month, he incurs a loss of Rs 5. In that
month, he sold 40 pens. How many pencils did he sell in that period?

Answers

He sold 116 pencils (approx) in that period.

To solve this problem

Assume the store owner made x sales of pencils during that month.

A profit of one rupee every pen

One pencil costs 30 paise = Rs. 0.3, in loss.

40 pens sold for a total profit of 40 x Rs 1 = Rs 40

Pencil loss as a whole = x x Rs 0.3 = Rs 0.3x

Given, he loses Rs 5 during that month.

So, 40 - 0.3x = 5

0.3x = 35

x = 35/0.3

x = 116.67

Therefore, he sold 116 pencils approx in that period.

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If f(x) =3^x, what is the value of (-2)

Answers

Your answer should be 10.

Activity 2 1. Rudy is a business man from Soweto. Every month he makes many business calls on his cell phone. His contract on his phone has now expired and he needs to get a new cell phone. He has to choose between two options, either buying a business contract or using the pay-as-you- go option. With the business contract, he would pay a monthly subscription fee of R180 and R1,60 for each peak-call minute. With the pay-as-you-go option, you don't pay a monthly subscription, but you pay R2,60 for each peak-call minute. Business Contract Free minutes Monthly subscription Call rates None R180 per month R1,60 per minute (or part thereof) Pay-as-you-go None None R2,60 per minute (or part thereof) 1.1 Explain why the equation C = 180 + 1,60t represents the total monthly cost (C) in rands, for calls made using the business contract for a giving amount of time (t), in minutes. 1.2 Write down an equation in the form of C =........ to rep[resent Rudy's total monthly cost (C) in rand, for calls using the pay-as-you-go option for a given amount of time (t), in minutes. 1.3 Calculate the cost of Rudy's calls on the pay-as-you-go option if they add up to 82 minutes and 15 seconds.​

Answers

The cost of Rudy's calls on the pay-as-you-go option, totaling 82 minutes and 15 seconds, is approximately R214.05.

1.1 The equation C = 180 + 1.60t represents the total monthly cost (C) in rands for calls made using the business contract for a given amount of time (t) in minutes.

The term 180 represents the fixed monthly subscription fee of R180 that Rudy has to pay regardless of the number of minutes he uses. The term 1.60t represents the cost of the peak-call minutes, with each minute costing R1.60.

Multiplying the cost per minute (1.60) by the number of minutes (t) gives the total cost for the peak-call minutes. Adding the fixed monthly subscription fee to the cost of the peak-call minutes gives the total monthly cost.

1.2 The equation for Rudy's total monthly cost (C) in rand, for calls using the pay-as-you-go option for a given amount of time (t) in minutes can be written as C = 2.60t. Since there is no monthly subscription fee for the pay-as-you-go option, the cost is solely based on the number of minutes (t) multiplied by the cost per minute (2.60).

1.3 To calculate the cost of Rudy's calls on the pay-as-you-go option if they add up to 82 minutes and 15 seconds, we convert the seconds into minutes. Since there are 60 seconds in a minute, 15 seconds is equivalent to 15/60 = 0.25 minutes. Therefore, the total time is 82 + 0.25 = 82.25 minutes. Substituting this value into the equation C = 2.60t, we find that the cost of Rudy's calls on the pay-as-you-go option is C = 2.60 * 82.25 = R214.05.

Thus, the cost of Rudy's calls on the pay-as-you-go option, totaling 82 minutes and 15 seconds, is approximately R214.05.

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(a) for matrix a in exercise 6, part (b), find a range vector bin which b 1 = 5 and b2 = 2. (b) for the b in part (a), solve ax = b [give the family of solutions using theorem 1, part (iv)].

Answers

(a) A range vector b that satisfies b1 = 5 and b2 = 2 can be expressed as: b = [5; 2; 0] + x3[-2; -2; 1]

(b) The family of solutions of the system ax = b is :

x = [5; 2; 0] + x3[-2; -2; 1], where x3 is any real number.



(a) In exercise 6, part (b), we are given matrix A as:

A = [1 2 3; 4 5 6; 7 8 9]

To find a range vector b in which b1 = 5 and b2 = 2, we can set up a system of equations using the row echelon form of A:

[1 2 3 | b1]    [1  2  3 | 5]
[0 1 2 | b2] => [0 -3 -6 | -8]
[0 0 0 | 0]     [0  0  0 | 0]

From the row echelon form, we can see that the pivot variables are x1 and x2, while the free variable is x3. Using the pivot variables, we can express b1 and b2 in terms of x1 and x2:

x1 + 2x2 + 3x3 = 5
x2 + 2x3 = 2

Solving for x1 and x2 in terms of x3, we get:

x1 = 5 - 2x2 - 3x3
x2 = 2 - 2x3

Thus, a range vector b that satisfies b1 = 5 and b2 = 2 can be expressed as:

b = [5; 2; 0] + x3[-2; -2; 1]

(b) Using the b vector we found in part (a), we can solve the system ax = b using Theorem 1, part (iv):

If a system of linear equations ax = b has a nontrivial solution, then the solution set is a translate of the solution set of the homogeneous system ax = 0.

The homogeneous system is given by:

[1 2 3 | 0]
[0 1 2 | 0]
[0 0 0 | 0]

From the row echelon form, we can see that the pivot variables are x1 and x2, while the free variable is x3. Using the pivot variables, we can express x1 and x2 in terms of x3:

x1 = -2x2 - 3x3
x2 = -2x3

Thus, the general solution of the homogeneous system is:
xh = x3[-2; -2; 1]

To obtain the general solution of the system ax = b, we add the particular solution we found in part (a) to the general solution of the homogeneous system:
xp = [5; 2; 0] + x3[-2; -2; 1]

Thus, the family of solutions of the system ax = b is:
x = [5; 2; 0] + x3[-2; -2; 1], where x3 is any real number.

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Urgent, please help! I’ll give 5 stars if answering.
Geometry - Area with similar quadrilaterals

Answers

Answer:

  637 cm²

Step-by-step explanation:

You want the area of the larger of two similar pentagons, given that the area of the smaller is 13 cm². Corresponding side lengths are in the ratio 14 : 2.

Scale factor

The (14 cm) : (2 cm) ratio of corresponding sides in the two figures tells you the scale factor is 14/2 = 7. The area of the larger pentagon will be the area of the smaller, multiplied by the square of this scale factor:

  (13 cm²)×7² = 637 cm²

The area of pentagon S is 637 cm².

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determine where f(x) = arcsin (x 2 − 2x) is increasing.

Answers

The function f(x) = arcsin([tex]x^2[/tex]- 2x) is increasing for x > 1. To determine where the function f(x) = arcsin([tex]x^2[/tex] - 2x) is increasing, we need to find the intervals where its derivative, f'(x), is positive.


First, find the derivative of the inner function, g(x) = [tex]x^2[/tex] - 2x:
g'(x) = 2x - 2
Now, find the derivative of the outer function, h(u) = arcsin(u), where u = g(x):
h'(u) = 1/√(1 - [tex]u^2[/tex])
Using the chain rule, the derivative of f(x) is the product of the derivatives of the inner and outer functions:
f'(x) = h'(g(x)) * g'(x) = (1/√(1 - [tex](x^2 - 2x)^2)[/tex]) * (2x - 2)
To find where f(x) is increasing, we need to determine where f'(x) > 0. Since the denominator of the fraction is always positive, we only need to focus on the numerator:
2x - 2 > 0
Solving for x, we get:
x > 1

The complete question is:-

Determine where f(x) = arcsin ([tex]x^{2}[/tex] − 2x) is increasing.


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please help me with bearings

Answers

The bearings of B from A in the given diagrams are shown to be :

a. 50 °b. 115 ° c. 223 °

How to find the bearing of a location from another ?

To be able to tell the bearing of B from A, you need to Identify and mark two points on a map or diagram of the area. Proceed to draw a straight line between these two points demarcating them clearly.

Employ a protractor in measuring the angle created between the aforementioned line and the north-south axis; this calculated measurement will be referred to as your "bearing."

Then, from the North - south line going up from A, you check the degree measure clockwise to B. Doing this, the bearings of B from A would be 50 °, 115° and 223 ° respectively.

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a right rectangular prism has a height of 17.5 cm. The area of the base of the prism is 18 square cm. what is the volume, in cubic cm, of the right rectangular prism?

Answers

The volume of the given rectangular prism is 315[tex]cm^3[/tex]

We have the information from the question:

A right rectangular prism has a height of 17.5 cm.

The area of the base of the prism is 18 square cm.

To find the volume, in cubic cm of the right rectangular prism.

We know that the volume of a right rectangular prism is given by-

Volume = A × h

Volume = (18)(17.5)

Volume = 315[tex]cm^3[/tex]

So the volume of the given rectangular prism is 315[tex]cm^3[/tex]

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a force is applied tyo a 2kg radio controlled model car parallel to the x axis as it moves along a straight track. The x-component of the forces varies with the x-coordinate of the car as shown in the figure.
no title provided
Calculate the work done by the force F when the car moves from x=4.0m to x=7.0m.
W=___J
Calculate the work done by the force F when the car moves from x=0 to x=7.0m.
W=___J
Calculate the work done by the force F when the car moves from x=7.0m to x=2.0m
W=___J

Answers

Therefore, According to the given information: W = 30 J (x=4.0m to x=7.0m), W = 40 J (x=0 to x=7.0m and x=7.0m to x=2.0m)

To calculate work, we use the formula W = F * d * cos(theta), where F is the force applied, d is the distance moved, and theta is the angle between the force and displacement vectors. Since the force is parallel to the x-axis, theta = 0 and cos(theta) = 1.
For the first question, the force is constant between x=4.0m and x=7.0m, so we can use W = F * d = (10 N)(3.0 m) = 30 J.
For the second question, we need to split the distance into segments where the force is constant. From x=0 to x=2.0m, the force is 0 N, so no work is done. From x=2.0m to x=4.0m, the force is 5 N, so W = (5 N)(2.0 m) = 10 J. From x=4.0m to x=7.0m, the force is 10 N, so W = (10 N)(3.0 m) = 30 J. Adding these up gives W = 40 J.
For the third question, we use the same approach as the second question but in reverse. From x=7.0m to x=4.0m, the force is 10 N, so W = (10 N)(3.0 m) = 30 J. From x=4.0m to x=2.0m, the force is 5 N, so W = (5 N)(2.0 m) = 10 J. From x=2.0m to x=0, the force is 0 N, so no work is done. Adding these up gives W = 40 J.

Therefore, According to the given information: W = 30 J (x=4.0m to x=7.0m), W = 40 J (x=0 to x=7.0m and x=7.0m to x=2.0m)

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Let y=[-3 5 0 -4] , v1= [3 -4 2 -1] , v2= [-4 1 -2 -20]. Compute the distance d from y to the subspace of R4 spanned by v1 and v2. d=

Answers

To find the distance d from y to the subspace of R4 spanned by v1 and v2, we can use the formula. The distance d from y to the subspace of R4 spanned by v1 and v2 is approximately 6.558.

d = ||y - proj_v(y)||

where proj_v(y) is the projection of y onto the subspace spanned by v1 and v2. We can find proj_v(y) as:

proj_v(y) = ((y · v1)/(v1 · v1)) v1 + ((y · v2)/(v2 · v2)) v2

where · represents the dot product. Plugging in the given values, we get:

proj_v(y) = ((-3)(3) + (5)(-4) + (0)(2) + (-4)(-1))/(3^2 + (-4)^2 + 2^2 + (-1)^2) [3 -4 2 -1] + ((-3)(-4) + (5)(1) + (0)(-2) + (-4)(-20))/((-4)^2 + 1^2 + (-2)^2 + (-20)^2) [-4 1 -2 -20]
         = (-26/30) [3 -4 2 -1] + (53/441) [-4 1 -2 -20]
         = [-34/35 77/210 -43/105 -617/441]

Then, we can calculate the distance d as:

d = ||y - proj_v(y)|| = ||[-3 5 0 -4] - [-34/35 77/210 -43/105 -617/441]|| = ||[77/35 -131/210 43/105 -1117/441]||
 = sqrt((77/35)^2 + (-131/210)^2 + (43/105)^2 + (-1117/441)^2)
 = 6.558

Therefore, the distance d from y to the subspace of R4 spanned by v1 and v2 is approximately 6.558.


To compute the distance d from y to the subspace of R4 spanned by v1 and v2, we first need to find the orthogonal projection of y onto the subspace. Let's denote the projection as p(y).

1. Find the coordinates of y with respect to the basis {v1, v2}. Solve the equation: c1 * v1 + c2 * v2 = y.
2. Calculate p(y) using the coordinates found in step 1: p(y) = c1 * v1 + c2 * v2.
3. Calculate the distance d using the formula d = ||y - p(y)||.

After following these steps, you will find the distance d from y to the subspace of R4 spanned by v1 and v2.

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Write and solve an equation to solve the following problem. be sure to define your variable and to state your answer in a complete sentence.jen, carrie, and fran are each thinking of a number. when you add their numbers together you get 207. jen’s number is 9 more than carrie’s, and fran’s number is 3 less than jen’s number. what is fran’s number?

Answers

Carrie's number is 64.

Jen's number is 64 + 9 = 73.

And Fran's number is 73 - 3 = 70.

Let's define our variables:

Let x be Carrie's number.

Then Jen's number is x + 9.

And Fran's number is (x + 9) - 3.

We know that when we add their numbers together, we get 207:

x + (x + 9) + ((x + 9) - 3) = 207

Simplifying the equation:

3x + 15 = 207

3x = 207 - 15

3x = 192

x = 192/3

x = 64

So Fran's number is 70.

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The variables x and y vary directly, and y =
24 when x = 4. Write the equation that
relates x and y.

A)y=6x
B)y=96x
C)y=6/y
D)y=96/x

Answers

[tex]\qquad \qquad \textit{direct proportional variation} \\\\ \textit{\underline{y} varies directly with \underline{x}}\qquad \qquad \stackrel{\textit{constant of variation}}{y=\stackrel{\downarrow }{k}x~\hfill } \\\\ \textit{\underline{x} varies directly with }\underline{z^5}\qquad \qquad \stackrel{\textit{constant of variation}}{x=\stackrel{\downarrow }{k}z^5~\hfill } \\\\[-0.35em] ~\dotfill[/tex]

[tex]\stackrel{\textit{"y" varies directly with "x"}}{y = k(x)}\hspace{5em}\textit{we also know that} \begin{cases} y=24\\ x=4 \end{cases} \\\\\\ 24=k(4)\implies \cfrac{24}{4}=k\implies 6=k\hspace{9em}\boxed{y=6x}[/tex]

Need the answer to this using SOH-CAH-TOA

Answers

Answer:

[tex]x \approx 16.26\°[/tex]

Step-by-step explanation:

We can solve for angle x in this right triangle using the trigonometric ratio sine.

[tex]\sin(\theta) = \dfrac{\text{opposite}}{\text{hypotenuse}}[/tex]     ... This is the SOH part of SOH-CAH-TOA

↓ plugging in the given values

[tex]\sin(x) = \dfrac{7}{25}[/tex]

↓ taking the inverse sine of both sides

[tex]\sin^{-1}(\sin(x)) = \sin^{-1}\left(\dfrac{7}{25}\right)[/tex]

↓ canceling ...  [tex]\sin^{-1}(\sin(\theta)) = \theta[/tex]

[tex]x = \sin^{-1}\left(\dfrac{7}{25}\right)[/tex]

↓ plugging into a calculator

[tex]\boxed{x \approx 16.26\°}[/tex]

An increase in the exchange rate of the U.S. dollar relative to a trading partner can result from a. lower export industry productivity b. higher anticipated costs of production in the U.S. c. a change in the terms of trade d. higher growth rates in the trading partner's economy e. higher interest rates and higher inflation in the U.S.

Answers

An increase in the exchange rate of the U.S. dollar relative to a trading partner can result from higher interest rates and higher inflation in the U.S. The correct answer is option (e).

This is because higher interest rates attract foreign investors to the U.S., increasing demand for the U.S. dollar and causing its value to rise relative to other currencies.

Higher inflation in the U.S. also makes the dollar less attractive to foreign investors, causing its value to decline.

The other options listed may affect trade and economic activity, but do not directly impact the exchange rate.

Therefore, the correct option is (e) higher interest rates and higher inflation in the U.S.

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a sock drawer has 5 black socks, 10 white socks, and 6 multicolored socks. schaid will randomly pull out 2 socks without looking in the drawer. which answer describes an event that is not possible in this context?

Answers

The event that is not possible in the context of sock drawer with 5 black socks, 10 white socks, and 6 multicolored socks is (black socks, red socks). So, option(c) is right one.

We have a sock drawer, Number of blacks socks in drawer = 5

Number of white socks in drawer = 10

Number of multicolored socks in drawer = 2

Total number of socks in drawer = 17

Now, schaid will randomly pull out 2 socks without seeing in the drawer.

We have to determine the event that is not possible in this context.

a) If selected two socks are black and white, then we have sufficient that for this event and easily determine the probability, so it is an event.

b) If selected two socks are white and multicolor then we have sufficient details that for this event and easily determine the probability, so it is an event. Similarly, in case of option (d) is also an event in same reason.

But in case of optio(c), If selected two socks are black and multicolor, we have data of black socks but no idea about number red socks in drawer. That is no data related to this, so it not possible event in context. Hence, required answer is ( black socks, red socks).

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Complete question:

a sock drawer has 5 black socks, 10 white socks, and 6 multicolored socks. schaid will randomly pull out 2 socks without looking in the drawer. which answer describes an event that is not possible in this context?

a) ( black socks , white socks)

b)(white socks, multicolour socks)

c) ( black socks, red socks)

d) ( black socks , multicolour socks)

The occurrence (black socks, red socks) is not feasible in the context of a sock drawer containing 5 black socks, 10 white socks, and 6 multi-colored socks. So, choice (c) is the best one.

What is probability?

Probability is a way to gauge how likely something is to happen. Many things are difficult to forecast with absolute confidence.

We have a sock drawer, Number of blacks socks in drawer = 5

Number of white socks in drawer = 10

Number of multicolored socks in drawer = 2

Total number of socks in drawer = 17

Schaid will now take two socks out of the drawer at random.

The event that cannot occur in this situation must be identified.

a) If selected two socks are black and white, then we have sufficient that for this event and easily determine the probability, so it is an event.

b) If selected two socks are white and multicolor then we have sufficient details that for this event and easily determine the probability, so it is an event. Similarly, in case of option (d) is also an event in same reason.

But in case of option (c), If selected two socks are black and multicolor, we have data of black socks but no idea about number red socks in drawer. That is no data related to this, so it not possible event in context. Hence, required answer is ( black socks, red socks).

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Complete question:

a sock drawer has 5 black socks, 10 white socks, and 6 multicolored socks. schaid will randomly pull out 2 socks without looking in the drawer. which answer describes an event that is not possible in this context?

a) ( black socks , white socks)

b)(white socks, multicolour socks)

c) ( black socks, red socks)

d) ( black socks , multicolour socks)

given the graphs of f(x) and g(x), evaluate h'(3) if h(x) = f(x) xg(x) . h'(3) =

Answers

The h'(3) = h'(x)|x=3 = 22. We can see from the calculation that the value of h'(3) depends on the slopes of both f(x) and g(x) at x=3, as well as their values at x=3.

To evaluate h'(3) for h(x) = f(x) * g(x), we will use the product rule. The product rule states that if h(x) = f(x) * g(x), then h'(x) = f'(x) * g(x) + f(x) * g'(x).
Given the graphs of f(x) and g(x), we need to find the values of f(3), g(3), f'(3), and g'(3).
1. Locate the point x = 3 on the graph of f(x) and determine the value of f(3).
2. Locate the point x = 3 on the graph of g(x) and determine the value of g(3).
3. Determine the slope of the tangent line at x = 3 on the graph of f(x), which represents f'(3).
4. Determine the slope of the tangent line at x = 3 on the graph of g(x), which represents g'(3).
Once you have the values of f(3), g(3), f'(3), and g'(3), plug them into the product rule formula:
h'(3) = f'(3) * g(3) + f(3) * g'(3)
After calculating, you'll get the value of h'(3). Please refer to the graphs of f(x) and g(x) to obtain the necessary values and complete the evaluation.

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