please help with my homework problem!

Please Help With My Homework Problem!

Answers

Answer 1

The values of the variables for the parallelogram include the following;

x = 3.y = 33.z = 2.5

What is a parallelogram?

In Mathematics and Geometry, a parallelogram is a geometrical figure (shape) and it can be defined as a type of quadrilateral and two-dimensional geometrical figure that has two (2) equal and parallel opposite sides.

In this context, we can reasonably infer and logically deduce that this parallelogram has both pairs of opposite sides parallel to each other and the opposite angles (vertical angles) are equal and congruent.

By CPCTC, the variable x can be calculated as follows;

15x = 45°

x = 45°/15

x = 3

Since the diagonals of a parallelogram are perpendicular to each other, we have:

m<1 = 3y - 9 = 90

3y = 99

y = 33

15x = 18z

15(3) = 18z

45 = 18z

z = 45/18

z = 2.5

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Missing information:

The question is incomplete and the complete question is shown in the attached picture.

Please Help With My Homework Problem!

Related Questions

Given the logistic function 3 x(t) = e-1.08 t +0.09 The time needed to reach x(t)= 98 is t=3. Select one: a. True b. False

Answers

The statement "Given the logistic function 3 x(t) = e-1.08 t +0.09 The time needed to reach x(t)= 98 is t=3." is :

(b) False

The logistic function is a mathematical function that is used to model growth processes that are limited by saturation. It is often used in the field of biology to model population growth, as well as in economics to model the growth of markets and the adoption of new technologies.

Given the logistic function x(t) = 3e^(-1.08t) + 0.09, you want to determine if x(t) = 98 when t = 3.

Step 1: Plug in t = 3 into the function
x(3) = 3e^(-1.08*3) + 0.09

Step 2: Calculate the result
x(3) ≈ 3e^(-3.24) + 0.09 ≈ 0.0705

Since x(3) ≈ 0.0705 and not 98, the statement "The time needed to reach x(t) = 98 is t = 3" is false. Therefore, the correct answer is:

b. False

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How do I convert 42 inches to feet and inches

Answers

Answer: You can convert it by dividing it by 12 which would give you 3.5 and since half of 12 is 6 the answer is 3ft and 6inches

Step-by-step explanation:

1. You buy 3 pounds of organic apples for $7.50. The graph shows the price for regular apples.
What is the unit rate for each type of apple?
9 ν ε
1 2 3 4 5 6
1 2 3 4 5 6
pounds
O organic $2.50/pound; regular $3.00/pound
O organic $0.40/pound; regular $0.50/pound
O organic $2.50/pound; regular $2.00/pound
Onone of the above

Answers

The rate of each type of the given apples above would be = organic apple $2.50/pound;regular $2.00/pound. That is option C.

How to calculate the rate of the two types of apple given?

For organic apple;

The quantity of apples sold for $7.50 = 3 pounds.

The amount that is sold for an apple would be = ?.

That is ;

$7.50 = 3 pounds

$x. = 1 pound

make X the subject of formula;

X = 7.50/3

Therefore 1 pound = 7.50/3 = $2.50/pound.

For regular apple;

The rate can be detected from the graph;

1 pound of apple = $2

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The girls’ swim team is hosting a fund raiser. They would like to raise at least $500. They are selling candles for $5 and flower arrangements for $6. The girls estimate that they will sell less than 200 items. Let c represent candles and f represent flower arrangements. Which system of inequalities represents this situation?


Answers

The system of inequalities represents this situation is:

c + f ≤ 200

5c + 6f ≥ 500

What is inequality in math?

A statement of an order relationship—greater than, greater than or equal to, less than, or less than or equal to—between two numbers or algebraic expressions.

Let c represent candles arrangements

Let f represent flower arrangements.

The girls estimate that at most they will sell 200 items.

The equation will be:

c + f ≤ 200

They would like to raise at least $500. They are selling candles for $5 and flower arrangements for $6.

$5 × c + $6 × f ≥ $500

5c + 6f ≥ 500

Therefore, the system of inequalities is given as:

c + f ≤ 200

5c + 6f ≥ 500

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100 points
How do I find sine and cosine without anything other than this diagram.

Answers

The sine and cosine without anything other than this diagram are given below.

(√3/2, 1/2) = (cos 30, sin 30)

(√2/2, √3/2) = (cos 45, sin 45)

(1/2, √3/2) = (cos 60, sin 60)

(0, 1) = (cos 90, sin 90)

We have,

From the diagram we see that,

For 30:

180 = π

30 = 30 x π/180 = π/6

And,

(√3/2, 1/2) = (cos 30, sin 30)

Similarly,

For 45:

180 = π

45 = 45 x π/180 = π/4

And,

(√2/2, √3/2) = (cos 45, sin 45)

For 60:

180 = π

60 = 60 x π/180 = π/3

And,

(1/2, √3/2) = (cos 60, sin 60)

For 90:

180 = π

90 = 90 x π/180 = π/2

And,

(0, 1) = (cos 90, sin 90)

Thus,

The sine and cosine without anything other than this diagram are given above.

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Suppose that the demand curve in the market for VCRs can be represented by the following demand and supply equation: Qd = 1,000 - 6P = Qs = = 4P The government decides to impose a tax of $30 per unit sold on VCRs. 1. Find the equilibrium quantity with the tax. 2. Find the price paid by buyers 3. Find the price paid by sellers. 4. Illustrate your answer in (a) with a diagram 5. Calculate the Dead Weight Loss due to the tax 6. Calculate the consumer surplus due to the tax.

Answers

Demand refers to the quantity of a product or service that buyers are willing and able to purchase at a certain price level. A demand curve is a graphical representation of the relationship between the quantity of a good or service that buyers are willing to purchase at different price levels.

In the market for VCRs, the demand and supply equations are Qd = 1,000 - 6P and Qs = 4P respectively. The government decides to impose a tax of $30 per unit sold on VCRs. This will lead to a shift in the supply curve upwards by $30, resulting in a new equilibrium point.

1. To find the new equilibrium quantity with the tax, we set Qd = Qs + tax. Thus, 1,000 - 6P = 4P + 30. Solving for P, we get P = $105. The equilibrium quantity is therefore Q = 1,000 - 6($105) = 370.

2. The price paid by buyers is the same as the equilibrium price, which is $105.

3. The price paid by sellers is the equilibrium price minus the tax, which is $75.

4. The diagram below illustrates the impact of the tax on the market for VCRs. The original equilibrium point is E0, with a price of $70 and a quantity of 400. With the tax, the new equilibrium point is E1, with a higher price of $105 and a lower quantity of 370. The tax creates a vertical distance between the two equilibrium points, which represents the tax revenue collected by the government.

[Insert Diagram Here]

5. The deadweight loss due to the tax is the reduction in total surplus (consumer surplus + producer surplus) that results from the tax. Using the original equilibrium as a benchmark, the total surplus is (1/2)($70)(400) = $14,000. With the tax, the total surplus is (1/2)($75)(340) = $6,375. Thus, the deadweight loss is $7,625.

6. To calculate the consumer surplus due to the tax, we need to compare the original consumer surplus with the new consumer surplus. Using the original equilibrium as a benchmark, the consumer surplus is (1/2)($70)(400 - 70) = $5,950. With the tax, the consumer surplus is (1/2)($105)(370 - 105) = $12,145. Thus, the consumer surplus due to the tax is $6,195.

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33 What is the surface area, in square inches, of the rectangular prism formed by folding the net below? 8 in. 36 in.​

Answers

The surface area of the rectangular prism is 2600 square inches

What is surface area?

In geometry, the surface area is the total area that the surface of a 3-dimensional object covers. Is.

Therefore, the surface area of the rectangular prism is:

=2 * (23 in. * 8 in.) (top and bottom faces)

=2 * (36 in. * 8 in.) (front and back faces)

=2 * (23 in. * 36 in.) (left and right faces)

= 368 + 576 + 1656

= 2600 square inches

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Which expression is equivalent to x^{2}-36

Answers

The answer is

(-x-6i)(x-6i)

10. solve the following absolute value equation for Express your wower in interval notation 1-31> 4

Answers

The solution to the absolute value equation |x-3| > 4 is (-∞, -1) U (7, ∞) in interval notation

To solve the absolute value equation |x-3| > 4 and express the answer in interval notation, follow these steps:

1. Break the absolute value inequality into two separate inequalities:
  a) x - 3 > 4 (when x - 3 is positive)
  b) -(x - 3) > 4 (when x - 3 is negative)

2. Solve each inequality:
  a) x - 3 > 4 => x > 7
  b) -(x - 3) > 4 => -x + 3 > 4 => -x > 1 => x < -1

3. Write the solution in interval notation:
  (-∞, -1) U (7, ∞)

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A company is going to have a dinner party in a restaurant for its top employees. The
restaurant is going to charge them $280 for the use of their function room, plus $40
per dinner. The company has a budget of no more than $1500. What is the greatest
number of people they can invite to this dinner?
9.30.5 people

Answers

Answer:

Let's assume that the company invites x people to the dinner party.

The cost of the function room is a fixed cost of $280.

The cost of dinner is $40 per person. Therefore, the total cost of dinner for x people is 40x.

The total cost of the dinner party is the sum of the cost of the function room and the cost of dinner:

Total cost = 280 + 40x

The problem states that the company has a budget of no more than $1500. Therefore, we can write:

280 + 40x ≤ 1500

Subtracting 280 from both sides gives:

40x ≤ 1220

Dividing both sides by 40 gives:

x ≤ 30.5

Since we cannot invite a fraction of a person, the company can invite at most 30 people to the dinner party.

Therefore, the greatest number of people they can invite to the dinner is 30.

Step-by-step explanation:

A domestic manufacturer of watches purchases quartz crystals from a Swiss firm. The crystals are shipped in lots of 1000. The acceptance sampling procedure uses 20 randomly selected crystals.
a. Construct operating characteristic curves for acceptance criteria of 0, 1, and 2.
b. If p0 is .01 and p1 = .08, what are the producer’s and consumer’s risks for each sampling plan in part (a)?

Answers

The producer’s risk is 0.99 and the consumer’s risks for each sampling plan are 0.347, 0.049, and 0.176 for acceptance criteria 0, acceptance criteria 1, and acceptance criteria 2 respectively.

a. The operating characteristic curve (OC curve) shows the probability of accepting a lot with a given quality level, based on the sample size and acceptance criteria. Here are the OC curves for acceptance criteria of 0, 1, and 2, assuming a binomial distribution:

Acceptance Criteria = 0:
Sample size: 20
Probability of acceptance (p): 0.01
Probability of rejection (1-p): 0.99
OC Curve:
Quality Level (proportion defective) | Probability of acceptance
0% | 0.994
1% | 0.988
2% | 0.977
3% | 0.958
4% | 0.928
5% | 0.883
6% | 0.821
7% | 0.743
8% | 0.653
9% | 0.556
10% | 0.458

Acceptance Criteria = 1:
Sample size: 20
Probability of acceptance (p): 0.92
Probability of rejection (1-p): 0.08
OC Curve:
Quality Level (proportion defective) | Probability of acceptance
0% | 1.000
1% | 1.000
2% | 1.000
3% | 1.000
4% | 1.000
5% | 1.000
6% | 0.999
7% | 0.998
8% | 0.993
9% | 0.981
10% | 0.951

Acceptance Criteria = 2:
Sample size: 20
Probability of acceptance (p): 0.83
Probability of rejection (1-p): 0.17
OC Curve:
Quality Level (proportion defective) | Probability of acceptance
0% | 1.000
1% | 1.000
2% | 1.000
3% | 1.000
4% | 0.999
5% | 0.998
6% | 0.992
7% | 0.978
8% | 0.949
9% | 0.898
10% | 0.824

b. The producer's risk (Type I error) is the probability of rejecting a good lot, while the consumer's risk (Type II error) is the probability of accepting a bad lot. Here are the calculations for each sampling plan:

Acceptance Criteria = 0:
Producer's risk = α = 1 - p0 = 0.99
Consumer's risk = β = 1 - OC at p1 = 1 - 0.653 = 0.347

Acceptance Criteria = 1:
Producer's risk = α = 1 - p0 = 0.99
Consumer's risk = β = 1 - OC at p1 = 1 - 0.951 = 0.049

Acceptance Criteria = 2:

Producer's risk = α = 1 - p0 = 0.99
Consumer's risk = β = 1 - OC at p1 = 1 - 0.824 = 0.176

Note that the producer's risk is the same for all three sampling plans since it is based on the specified probability of a defective unit in the lot. The consumer's risk, however, varies depending on the acceptance criteria and sample size. Generally, a more lenient acceptance criterion (higher p-value) or a larger sample size will result in lower consumer risk.

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0,-2, 0,3, 2,-4 are dilated by a factor of 2 at the center origin. plot the resulting image

Answers

A graph of the image after a dilation by a scale factor of 2 centered at the origin is shown below.

What is a dilation?

In Mathematics and Geometry, a dilation simply refers to a type of transformation which typically changes the size of a geometric object, but not its shape.

Next, we would apply a dilation to the coordinates of the pre-image by using a scale factor of 2 centered at the origin as follows:

Ordered pair R (0, -2) → Ordered pair R' (0 × 2, -2 × 2) = R' (0, -4).

Ordered pair S (0, 3) → Ordered pair S' (0 × 2, 3 × 2) = S' (0, 6).

Ordered pair T (2, -4) → Ordered pair T' (2 × 2, -4 × 2) = T' (4, -8).

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7. What is the radius of the circle?

Answers

The radius of the circle is 4 units

What is radius of a circle?

A circle is simply a round shape that has no corners or line segments. The body of a circle is called the circumference and a cut out of circumference is called an arc.

The distance from the centre of a circle to any part of its circumference is called a radius. Twice of a radius is called the diameter.

In the circle, the distance between the center of the circle and it's circumference is ;

4-0 = 4 units

Therefore the radius of the circle is 4 units.

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Protein: 21.39 Note: 1g of fat = 9 calories 1g of carbohydrates = 4 calories 1. What percent of Fattoush calories comes from fat? What percent of calories comes from carbohydrates? (Round to tenth of a percent.) Fat = Carbs = 2. According to the Harvard Health Blog, you can estimate your Recommended Dietary Allowance (RDA) for protein as 0.8g for every kilogram of body weight. Calculate the RDA for protein for a 187# man. If he consumes one serving of Fattoush, How many more grams of protein should he have during the rest of the day? (Round to tenth) RDA = Rest of Day = 3. Topping one serving of Fattoush with 3 oz of grilled chicken adds 130 calories, 25g of protein, 1g of carbohydrates, and 3g of fat. How does that change the percents you calculated in #1? What is he percent increase in total calories? (Round to tenth of a percent.) Fat = Carbs =

Answers

According to the given information :

(1) 2% of the calories in one serving of Fattoush come from carbohydrates.

(2) If the man consumes one serving of Fattoush, which contains 21.39g of protein, he still needs to consume an additional 46.45g of protein during the rest of the day.

1. To calculate the percent of Fattoush calories that comes from fat and carbohydrates, we need to know the total number of calories in one serving of Fattoush. Let's assume that the total number of calories in one serving of Fattoush is 200.

To calculate the percent of calories from fat:
- We know that 1g of fat = 9 calories, so if there are 21.39g of fat in one serving of Fattoush, we can multiply that by 9 to get the total number of calories from fat: 21.39g x 9 = 192.51 calories from fat.
- To calculate the percent of calories from fat, we can divide the total calories from fat (192.51) by the total number of calories in one serving of Fattoush (200) and then multiply by 100: (192.51 / 200) x 100 = 96.3%.

So, 96.3% of the calories in one serving of Fattoush come from fat.

To calculate the percent of calories from carbohydrates:
- We know that 1g of carbohydrates = 4 calories, so if there are 1g of carbohydrates in one serving of Fattoush, we can multiply that by 4 to get the total number of calories from carbohydrates: 1g x 4 = 4 calories from carbohydrates.
- To calculate the percent of calories from carbohydrates, we can divide the total calories from carbohydrates (4) by the total number of calories in one serving of Fattoush (200) and then multiply by 100: (4 / 200) x 100 = 2%.

So, 2% of the calories in one serving of Fattoush come from carbohydrates.

2. To calculate the RDA for protein for a 187# man, we need to convert his weight from pounds to kilograms:
- 187# / 2.205 = 84.8 kg
- RDA = 0.8g protein per kg of body weight
- RDA = 0.8 x 84.8 = 67.84g of protein

If the man consumes one serving of Fattoush, which contains 21.39g of protein, he still needs to consume an additional:
- 67.84g - 21.39g = 46.45g of protein during the rest of the day.

3. If we add 3 oz of grilled chicken to one serving of Fattoush, the new total calories would be:
- 200 (calories in one serving of Fattoush) + 130 (calories from 3 oz of grilled chicken) = 330 total calories

To calculate the new percentages of calories from fat and carbohydrates:
- We know that 1g of fat = 9 calories, so if there are now 24.39g of fat in the dish (21.39g from the Fattoush and 3g from the chicken), we can multiply that by 9 to get the total number of calories from fat: 24.39g x 9 = 219.51 calories from fat.
- To calculate the percent of calories from fat, we can divide the total calories from fat (219.51) by the total number of calories in the dish (330) and then multiply by 100: (219.51 / 330) x 100 = 66.5%.

So, the percent of calories from fat has decreased from 96.3% to 66.5%.

- We know that there is 1g of carbohydrates in one serving of Fattoush and 1g of carbohydrates in the chicken, so the total number of calories from carbohydrates is: 1g x 4 = 4 calories from carbohydrates.
- To calculate the percent of calories from carbohydrates, we can divide the total calories from carbohydrates (4) by the total number of calories in the dish (330) and then multiply by 100: (4 / 330) x 100 = 1.2%.

So, the percent of calories from carbohydrates has slightly decreased from 2% to 1.2%.

The percent increase in total calories is:
- We know that the original total number of calories in one serving of Fattoush was 200.
- We added 130 calories from the chicken.
- The percent increase in total calories is (130 / 200) x 100 = 65%.

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What is the product of d−9 and 2d2+11d−4 ?

Answers

The product of the terms   [tex](d - 9)[/tex]  and  [tex](2d^{2} + 11d -4)[/tex]  will be [tex](2d^{3} - 7d^{2} - 103d + 36)[/tex].

We have to find the product of two terms.

First term = (d - 9)

Second term = [tex](2d^{2} + 11d -4)[/tex]

To find the product of these two terms, we will be using the distributive property. According to the distributive property, when we multiply the sum of two or more addends by a number, it will give the same result as when we multiply each addend individually by the number and then add the products together.

We have to find :  [tex](d - 9) (2d^2 + 11d -4)[/tex]

Using the distributive property,

[tex]d * 2d^{2} + d * 11 + d * (-4) - 9 * 2d^2 - 9 * 11d - 9 * (-4)[/tex]

After further multiplication, we get

[tex]2d^{3} + 11d^2 - 4d - 18d^{2} - 99d + 36[/tex]

Now, combine all the like terms.

[tex]2d^{3} + 11d^{2} - 18d^{2} - 4d - 99d + 36[/tex]

[tex]2d^{3} - 7d^{2} - 103d + 36[/tex]

Therefore, the product of d-9 and 2d^2 + 11d -4 is [tex]2d^{3} - 7d^{2} - 103d + 36[/tex]

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Point P is on side AC of triangle ABC such that angle APB = angle ABP, and angle ABC - angle ACB = 39. Find angle PBC in degrees

Answers

Angle PBC is 126 degrees.

Let's start by drawing the triangle ABC and marking the point P on AC such that APB = ABP.

Since APB = ABP, we can conclude that the triangle ABP is an isosceles triangle, which means that angles ABP and BAP are equal.

Let's call angle ABP and angle BAP x, then we have:

angle ABC = 2x (since triangle ABP is isosceles)

angle ACB = 2x - 39 (from the given information)

Since the sum of angles in a triangle is 180 degrees, we can write:

angle PBC + angle ABC + angle ACB = 180

Substituting the values we found for angle ABC and angle ACB, we get:

angle PBC + 2x + (2x - 39) = 180

Simplifying the equation, we get:

angle PBC = 219 - 4x

We still need to find the value of x to calculate angle PBC. To do that, let's use the fact that the sum of angles in a triangle is 180 degrees for triangle ABP:

angle ABP + angle BAP + angle APB = 180

Substituting x for angle ABP and BAP, we get:

2x + angle APB = 180

But we also know that angle APB = ABP (from the given information), so we can substitute:

2x + ABP = 180

Solving for ABP, we get:

ABP = 90 - x

Now we can substitute this value for ABP in our equation for angle PBC:

angle PBC = 219 - 4x

= 219 - 4(90 - ABP)

= 219 - 4(90 - (90 - x))

= 219 - 4x

Simplifying, we get:

angle PBC = 3x - 9

So to find the value of angle PBC, we need to find the value of x:

2x + ABP = 180

2x + (90 - x) = 180

x = 45

Now we can substitute x = 45 in our equation for angle PBC:

angle PBC = 3x - 9

= 3(45) - 9

= 126

Therefore, angle PBC is 126 degrees.

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Full Question ;

Point P is on side AC of the triangle ABC such that APB = ABP and ABC - ACB = 39 find PBC in degrees.

How do you Simplify the expression. –3x(4–5x) + (3x + 4)(2x – 7)

Answers

The simplified expression is [tex]21x^2 - 25x - 28[/tex] in the given case.

An expression in mathematics is a combination of numbers, symbols, and operators (such as +, -, x, ÷) that represents a mathematical phrase or idea. Expressions can be simple or complex, and they can contain variables, constants, and functions.

"Expression" generally refers to a combination of numbers, symbols, and/or operations that represents a mathematical, logical, or linguistic relationship or concept. The meaning of an expression depends on the context in which it is used, as well as the specific definitions and rules that apply to the symbols and operations involved. For example, in the expression "2 + 3", the plus sign represents addition and the meaning of the expression is "the sum of 2 and 3", which is equal to 5.

To simplify the expression, first distribute the -3x and (3x + 4) terms:

[tex]-3x(4 - 5x) + (3x + 4)(2x - 7) = -12x + 15x^2 + (6x^2 - 21x + 8x - 28)[/tex]

Next, combine like terms:

[tex]-12x + 15x^2 + (6x^2 - 21x + 8x - 28) = 21x^2 - 25x - 28[/tex]

Therefore, the simplified expression is [tex]21x^2 - 25x - 28.[/tex]

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A researcher computes the computational formula for SS, as finds that ∑x = 22 and ∑x2 = 126. If this is a sample of 4 scores, then what would SS equal using the definitional formula?
4
5
104

Answers

If this is a sample of 4 scores, then By using the definitional formula, SS equals 5. Your answer: 5.

Using the definitional formula, SS can be calculated as:

SS = ∑(x - X)2

where X is the sample mean.

To find X, we can use the formula:

X = ∑x / n

where n is the sample size.

Given that ∑x = 22 and n = 4, we can calculate X as:

X = 22 / 4 = 5.5

Now, we'll plug these values into the formula:

SS = 126 - (22)² / 4

Calculate (∑x)² / n:

(22)² / 4 = 484 / 4 = 121
Now we can plug in the values into the formula for SS:

SS = ∑(x - X)2
  = (1-5.5)2 + (2-5.5)2 + (3-5.5)2 + (4-5.5)2
  = (-4.5)2 + (-3.5)2 + (-2.5)2 + (-1.5)2
  = 20.5

Therefore, SS equals 20.5.

So, using the definitional formula, SS equals 5. Your answer: 5.

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What's the answer? Geometry

Answers

The area of the trapezoid in this problem is given as follows:

C. [tex]A = 96\sqrt{3}[/tex] mm².

How to obtain the height of the trapezoid?

The area of a trapezoid is given by half the multiplication of the height by the sum of the bases, hence:

A = 0.5 x h x (b1 + b2).

The bases in this problem are given as follows:

11 mm and 15 + 6 = 21 mm.

The height of the trapezoid is obtained considering the angle of 60º, for which:

The adjacent side is of 6 mm.The opposite side is the height.

We have that the tangent of 60º is given as follows:

[tex]tan{60^\circ} = \sqrt{3}[/tex]

The tangent is the division of the opposite side by the adjacent side, hence the height is obtained as follows:

[tex]\sqrt{3} = \frac{h}{6}[/tex]

[tex]h = 6\sqrt{3}[/tex]

Thus the area of the trapezoid is obtained as follows:

[tex]A = 0.5 \times 6\sqrt{3} \times (11 + 21)[/tex]

[tex]A = 96\sqrt{3}[/tex] mm².

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what is the Area of the finished window

Answers

Answer is C: 40 sq ft. You get the are my multiplying the length x width meaning 5x8 equaling 40 sq ft.

A pair of standard since dice are rolled. Find the probability of rolling a sum of 12 with these dice.
P(D1 + D2 = 12) = ------

Answers

The probability of rolling a sum of 12 with these dice is  1/36.

The likelihood of rolling an entirety of 12 with two standard dice can be found utilizing the equation:

P(D1 + D2 = 12) = number of ways to induce an entirety of 12 / total possible results

There's as it were one way to roll a whole of 12: rolling a 6 on both dice.

The whole conceivable results can be found by noticing that there are 6 conceivable results for each dice roll, since each kick the bucket has 6 sides. In this manner, the whole number of conceivable results is:

6 x 6 = 36

So the likelihood of rolling a whole of 12 with two standard dice is:

P(D1 + D2 = 12) = 1/6 * 1/6 = 1/36

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Helppp pleasee will give brainliest

Answers

The equation, as the problem requests will be 16 - 0.2h.

How to explain the equation

The mean is an appropriate measure of central tendency to use for this data, since there are no extreme outliers apparent upon inspection of the data.

Hence, the mean is

(0.5+0.6+0.5+0.7+0.7+0.5+0.5+0.6)/8 = 0.575

The average burning candle from this factory, then, loses 0.575 ÷ 3 ounces per hour (the table showed the weight lost by each of the eight candles after three hours of burning, so we need to divide that by 3 to get an hourly rate).

In conclusion, the equation, as the problem requests will be 16 - 0.2h.

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I do not know what is -4x + 8 = 42

Answers

Answer:

-8.5

Step-by-step explanation:

First we need to get the -4x by it self which means moving the 8 so what we need to do is subtract 8 from its self and what we do on one side we do to the other so 42-8=34 then the last thing to do is just divided 34 divided by -4 and we get

-8.5 as the answer.

PLS GIVE BRAINLIST MEAN THE WORLD

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Multiply 6 1/2•1 8/13 simplify the answer and write as mixed number

Answers

The answer is about 10 1/2

The fraction of the time she worked was 7/9

Answers

Answer:

what

Step-by-step explanation:

Use a graphing calculator to solve the system.
2.2x + y = 12.5
1.4x - 4y = 1
What is the solution?

Answers

Answer:

x=5 y=1.5

Step-by-step explanation:

Answer:

x=5 y=1.5

Step-by-step explanation:

i used a graphing calculator

From a lot of 14 missiles, 4 are selected at random and fired. Suppose the lot contains 3 defective missiles that will not fire. (a) What is the probability that all 4 missiles will fire? (b) What is the probability that at most 2 will not fire? (a) The probability that all 4 missiles will fire is ______ (Round to four decimal places as needed. ) (b) The probability that at most 2 will not fire is ______ (Round to four decimal places as needed. )

Answers

(a) The probability that all 4 missiles will fire is 0.2098 and (b) The probability that at most 2 will not fire is 0.0099.

Here we need to use the concept of combinations to get our required answer.

Here we have been given that 4 out of 14 missiles are defective.

Hence 10 missiles are working.

A sample of 4 missiles was chosen

Hence the simple can be chosen in ¹⁴C₄ ways

a)

The probability that all 4 missiles will fire is

¹⁰C₄/¹⁴C₄

= 0.2098

b)

The probability that at most 2 will not fire is

1 - the probability of including all three defective missiles

= 10³C₃/¹⁴C₄

= 0.0099

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(a) Probability all 4 fire: 0.3297. (b) Probability at most 2 not fire: 0.9591.

(a) To track down the chance that all of the 4 rockets will fire, we actually need to do not forget the quantity of methods we can select 4 operating rockets out of the eleven that are not unsuitable, isolated by the all out range of approaches we will select four rockets out of the whole component.

The amount of ways of selecting four operating rockets out of the eleven that aren't improper is given by way of the combination recipe:

C(eleven,four) = 330

The absolute quantity of methods of selecting four rockets out of the entire part is given via:

C(14,4) = 1001

Subsequently, the chance that each one of the four rockets will hearth is:

P(all four hearth) = C(11,four)/C(14,4) = 330/1001 ≈ zero.3297

(adjusted to 4 decimal spots)

(b) To find the likelihood that at most 2 rockets might not fire, we need to remember every one of the potential conditions in which 0, 1, or 2 poor rockets are selected, and afterward song down the likelihood of every case and upload them up.

Case 1: No defective rockets are selected

The amount of ways of selecting four working rockets out of the eleven that are not faulty is given through the mixture recipe:

C(11,four) = 330

Subsequently, the chance of choosing no defective rockets is:

P(0 inadequate) = C(eleven,4)/C(14,four) ≈ 0.3297

Case 2: One defective rocket is chosen

The quantity of ways of selecting three operating rockets out of the eleven that are not poor is given with the aid of the combo equation:

C(eleven,three) = 165

The amount of ways of selecting 1 damaged rocket out of the three that are available is given through the mix equation:

C(three,1) = 3

Subsequently, the all out number of approaches of selecting 1 insufficient and three running rockets is:

C(eleven,three) × C(3,1) = 495

Thusly, the probability of choosing one deficient rocket and three running rockets is:

P(1 deficient) = C(eleven,three) × C(three,1)/C(14,4) ≈ 0.4655

Case three: Two poor rockets are selected

The amount of approaches of choosing 2 poor rockets out of the three which might be handy is given through the combination recipe:

C(3,2) = 3

The amount of ways of choosing 2 running rockets out of the 11 that aren't faulty is given via the mix recipe:

C(11,2) = 55

In this way, the all out number of methods of selecting 2 broken rockets and 2 working rockets is:

C(3,2) × C(eleven,2) = one hundred sixty five

Subsequently, the chance of choosing two incorrect rockets and two operating rockets is:

P(2 insufficient) = C(3,2) × C(11,2)/C(14,four) ≈ 0.1638

Subsequently, the likelihood that at maximum 2 rockets might not fireplace is:

P(at maximum 2 don't fire) = P(zero imperfect) + P(1 blemished) + P(2 deficient) ≈ 0.9591

(adjusted to 4 decimal spots).

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Evaluate this integral using
beta/gamma special functions.
a) Evaluate the following integrals: π/2
(i)∫ sins5Ꮎ /tan Ꮎ + tan3Ꮎ
beta in S,""12"

Answers

The value of the integral is π/2 - 2ln|1+sin(x)/cos(x)| + ln|cos(x)| + C.

To evaluate the integral, we can use the beta function and make a substitution. Let's start by writing the integral in terms of sine and cosine:

∫sins^5(x)/(tan(x)+tan^3(x)) dx = ∫sin^4(x)cos(x)/(sin(x)/cos(x)+sin^3(x)/cos^3(x)) dx

Now, let's make the substitution u = sin(x)/cos(x), which gives us:

∫sin^4(x)cos(x)/(sin(x)/cos(x)+sin^3(x)/cos^3(x)) dx = ∫u^4/(u+u^3) du

Next, we can use the beta function to write this integral in terms of gamma functions. Recall that the beta function is defined as:

B(x, y) = ∫t^(x-1)(1-t)^(y-1) dt from 0 to 1

Using this definition, we can write:

∫u^4/(u+u^3) du = ∫u^2/(1+u)^2 * u^2/(1-u+u^2)^2 du

Now, we can use the substitution v = 1/(1+u) to get:

∫u^2/(1+u)^2 * u^2/(1-u+u^2)^2 du = ∫v^2(1-v)/(1-v^2)^2 dv

Using partial fractions, we can write:

v^2(1-v)/(1-v^2)^2 = 1/(1-v^2) - 1/(1-v)^2

Substituting this back into the integral, we get:

∫v^2(1-v)/(1-v^2)^2 dv = ∫(1/(1-v^2) - 1/(1-v)^2) dv

Using the beta function, we can write:

∫1/(1-v^2) dv = B(1/2, 1/2) * tan^(-1)(v) = π/2

And:

∫1/(1-v)^2 dv = B(1, 1/2) * (1-v)^(-1) = 2/(1-v)

Substituting these back into the integral and simplifying, we get:

∫sins^5(x)/(tan(x)+tan^3(x)) dx = π/2 - 2ln|1+sin(x)/cos(x)| + ln|cos(x)| + C

Therefore, the value of the integral is π/2 - 2ln|1+sin(x)/cos(x)| + ln|cos(x)| + C.

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Using Logic: Construct a proof to demonstrate that the following argument is valid: ∃xF x → ∀xF x, F g ∴ Mg

Answers

To construct a proof demonstrating the validity of the argument ∃xF x → ∀xF x, F g ∴ Mg, we need to use the rules of propositional logic and quantifier rules.

1. Assume ∃xF x (Assumption)
2. Choose an arbitrary element g and assume F g (Assumption)
3. From ∃xF x, we can conclude that there exists an element x such that F x (Existential Elimination)
4. Since we assumed F g in step 2, we can use Universal Instantiation to conclude that ∀xF x (g is an arbitrary element)
5. From the premise ∃xF x → ∀xF x, we can use Implication Elimination to conclude ∀xF x
6. Using Universal Elimination, we can conclude F g from ∀xF x
7. From F g and the premise F g ∴ Mg, we can use Modus Ponens to conclude Mg
8. Since we assumed ∃xF x in step 1 and derived Mg in step 7, we can use Existential Introduction to conclude ∃xMx

Therefore, we have constructed a proof demonstrating the validity of the argument ∃xF x → ∀xF x, F g ∴ Mg, which can be summarized as follows:

1. ∃xF x (Assumption)
2. F g (Assumption)
3. ∃xF x → ∀xF x (Premise)
4. ∃x F x (Existential Elimination)
5. ∀xF x (Implication Elimination)
6. F g (Universal Elimination)
7. F g ∴ Mg (Premise)
8. Mg (Modus Ponens)
9. ∃xMx (Existential Introduction)

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The angle formed by the radius of a circle and a tangent line to the circle is always:

equal to 90°

greater than 90°

less than 90°

Answers

The angle formed by the radius of a circle and a tangent line to the circle is always equal to 90°

Completing the statement of the relationship between the radius of a circle and a tangent line

From the question, we have the following parameters that can be used in our computation:

The statement

In the statement, we have

Radius of a circleTangent line

As a general rule, the pojnt of intersection between the Radius of a circle and a Tangent line is right angles

This means that the angle is 90 degrees

Hence, the angle formed by the radius of a circle and a tangent line to the circle is always equal to 90°

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