Here's a box plot that summarizes the number of pens in each student's desk. A horizontal boxplot is plotted along a horizontal axis marked from 0 to 14, in increments of 1, labeled Number of pens. A left whisker extends from 0 to 2. The box extends from 2 to 6 and is divided into 2 parts by a vertical line segment at 4. The right whisker extends from 6 to 12. All values estimated. A horizontal boxplot is plotted along a horizontal axis marked from 0 to 14, in increments of 1, labeled Number of pens. A left whisker extends from 0 to 2. The box extends from 2 to 6 and is divided into 2 parts by a vertical line segment at 4. The right whisker extends from 6 to 12. All values estimated. Find the interquartile r

Answers

Answer 1

The interquartile range of this data set is equal to 4.

What is an interquartile range?

In Mathematics and Statistics, IQR is an abbreviation for interquartile range and it can be defined as a measure of the middle 50% of data values when they are ordered from lowest to highest.

Mathematically, interquartile range (IQR) of a data set is the difference between third quartile (Q₃) and the first quartile (Q₁):

Interquartile range (IQR) of data set = Q₃ - Q₁

Interquartile range (IQR) of data set = 6 - 2

Interquartile range (IQR) of data set = 4.

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Missing information:

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

Here's A Box Plot That Summarizes The Number Of Pens In Each Student's Desk. A Horizontal Boxplot Is

Related Questions

HELP PLEASE WORTH 20 points
What is the perimeter of the parallelogram
(-4,2)
(-5,-3)
(7,3)
(-2,6)

Answers

The perimeter of this parallelogram is equal to 32.4 units.

How to calculate the perimeter of a parallelogram?

In Mathematics and Geometry, the perimeter of a parallelogram can be calculated by using this mathematical equation (formula);

P = 2(L + W)

Where:

P represent the perimeter of a parallelogram.W represent the width of a parallelogram.L represent the length of a parallelogram.

For the length, we have:

Distance = √[(x₂ - x₁)² + (y₂ - y₁)²]

Distance = √[(-5 + 4)² + (-3 - 2)²]

Distance = √26

Distance = 5.1 units

For the width, we have:

Distance = √[(x₂ - x₁)² + (y₂ - y₁)²]

Distance = √[(7 + 4)² + (3 - 2)²]

Distance = √122

Distance = 11.1 units.

P = 2(5.1 + 11.1)

P = 2(16.2)

P = 32.4 units.

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Finding Missing Angles in a Polygon

Answers

Answer:

[tex]\huge\boxed{\sf x = 130\°}[/tex]

Step-by-step explanation:

Statement:In a quadrilateral (four sided polygon), the interior angles add up to 360 degrees.The angles with a small square on it represents 90 degrees.Solution:

So,

90 + 90 + 50 + x = 360

230 + x = 360

Subtract 230 from both sides

x = 360 - 230

x = 130°

[tex]\rule[225]{225}{2}[/tex]

Kim ran 3 miles in 30 minutes. At what rate did Kim run? A. 6 miles per hour B. 6 miles per minute C. 10 miles per hour D. 10 miles per minute

Answers

Kim ran at a rate of 6 miles per hour. The calculation is:

3 miles in 30 minutes is the same as 6 miles in 60 minutes (since 30 minutes is half of an hour).

Therefore, Kim ran 6 miles in an hour, which is a rate of 6 miles per hour.

The correct answer is A. 6 miles per hour.

corresponding to c =
Problem 3: PARTIAL DERIVATIVE
Suppose that three resistors are in parallel in an electrical circuit. If the resistances are R₁, R₂ and
R3 ohms, respectively, then the net resistance in the circuit equals
r=(r1*r2*r3)/(r1*r2 +r1*r3 + r2*r3)
Compute the partial differential of
Dr/dr1

Answers

1. The partial derivative of ∂R/∂R₁ is [tex]R_2^2R_3^2 / (R_1R_2 + R_1R_3 + R_2R_3)^2[/tex]

2.  by symmetry of the problem, ∂R/∂R₂ and ∂R/∂R₃ will be the same expression, but with the roles of the resistances changed. Therefore

∂R/∂R₂ = R₁²R₃² / (R₁R₂ + R₁R₃ + R₂R₃)² and ∂R/∂R₃ = R₁²R₂² / (R₁R₂ + R₁R₃ + R₂R₃)²

How do we find the partial derivative?

The formula for the net resistance R in a parallel circuit is:

R = (R₁R₂R₃) / (R₁R₂ + R₁R₃ + R₂R₃)

The partial derivative ∂R/∂R₁ we can use the quotient rule, which is given by:

(d/dx)[u(x)/v(x)] = [v(x)u'(x) - u(x)v'(x)] / [v(x)]²

u = R₁R₂R₃

v = R₁R₂ + R₁R₃ + R₂R₃,

so u' = R₂R₃

v' = R₂ + R₃ given that the derivative of R₁R₂ and R₁R₃ with respect to R₁ are R₂ and R₃, respectively, and R₂R₃ does not contain R₁, so its derivative is zero.

Applying the quotient rule gives:

∂R/∂R₁ = [R₂R₃(R₁R₂ + R₁R₃ + R₂R₃) - R₁R₂R₃(R₂ + R₃)] / (R₁R₂ + R₁R₃ + R₂R₃)²

= [R₁R₂²R₃ + R₁R₃²R₂ + R₂²R₃² - R₁R₂²R₃ - R₁R₃²R₂] / (R₁R₂ + R₁R₃ + R₂R₃)²

= R₂²R₃² / (R₁R₂ + R₁R₃ + R₂R₃)²

Now, by symmetry of the problem, we can see that ∂R/∂R₂ and ∂R/∂R₃ will be the same expression, but with the roles of the resistances changed. Therefore:

∂R/∂R₂ = R₁²R₃² / (R₁R₂ + R₁R₃ + R₂R₃)²

∂R/∂R₃ = R₁^2R₂^2 / (R₁R₂ + R₁R₃ + R₂R₃)²

The denominators are the same for the partial derivatives with respect to each of the resistances, but the numerators depend on the squares of the other two resistances, not including the one we are differentiating with respect to.

The above answer is based on the full question below;

Suppose that three resistors are in parallel in an electrical circuit. If the resistances are R₁, R₂ and R₃ ohms, respectively, then the net resistance in the circuit equals R =(R₁ R₂ R₃)/(R₁R₂ +R₁R₃ + R₂R₃). Compute the partial differential of ∂R/∂R₁. Given this partial derivative, explain how to quickly write down the partial derivatives ∂R/∂R₂ and ∂R/∂R₃

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A parallelogram has sides measuring 10 and 18, and an angle measuring 100 degrees. What is its area?

Answers

Answer:

180

Step-by-step explanation:

The area of a parallelogram is given by the formula A = b × h, where b is the base and h is the height. In this case, the base is 10 and the height is 18. Therefore, the area is:

A=10×18

A=180

The area of the parallelogram is 180 square units

Find the z-score of a time of 44 minutes if the set of times for AC repair is normally distributed with a mean of 38 minutes and a standard deviation of 5 minutes.​

Answers

The z-score of a time of 44 minutes is 1.2

How to find the z-score of a time of 44 minutes

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

Normally distributed mean = 38 minutes

Normally distributed standard deviation = 5 minutes.​

Also, we have

Score = 44 miniues

The z-score of a time of 44 minutes is calculated as

z = (Score - Mean)/standard deviation

substitute the known values in the above equation, so, we have the following representation

z = (44 - 38)/5

Evaluate

z = 1.2

Hence, the z-score of a time of 44 minutes is 1.2


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Write down the time using the 24-hour time format​

Answers

Answer: 19:30 is the current time as per the 24-hour time format

Step-by-step explanation: We know that a day has 24 hours. The time can be shown in two different formats- the 12-hour format and the 24-hour format. 12 hour format ranges only from 1-12 on the hour while 24-hour format varies from 1-24 representing the hour.

      The 24 hour time format is quite simple- marks one number each for one hour. If the Reading says 19:30, it simply means hour 19 of that day. 12-hour time format is different since it makes use of A.M. (Ante Meridiem) and P.M. (Post Meridiem).

A science class has a total of 32 students. the number of females is 14 less then the number of males. how many males and how many females are in the class?

Answers

1.34-6-28
2.28+24=62 there are 62 students male and females'

Step-by-step explanation:

Let the boys be x

Girls = x - 14 (number of females is 14 less than the number of males)

x + x - 14 = 32

2x - 14 = 32

2x = 32 + 14 (add 14 to both sides or if 14 crosses over the bracket. The sign changes to plus or positive)

2x = 46

Divide both sides by 2

x = 23

Girls = x - 14 = 23 - 14

=9

Therefore, The boys are 23, while the girls are 9

this figure shows Circle O with diameter QS.
mRSQ = 307°, what is the measure of ROQ.
Enter answer in the Box?​

Answers

The answer is mesquite= 463

3. Which of the following is NOT always true about matrices A, B, and C? A. If AB = 0, then either A=0 or B=0 B. If A is invertible and AB = AC ,then B = C C. If A is singular, then its transpose is also singular D. If B is the inverse A, then the transpose of B is the Inverse of the transpose of A 20​

Answers

Answer:

The statement that is NOT always true about matrices A, B, and C is:

C. If A is singular, then its transpose is also singular.

Step-by-step explanation:

A matrix A is singular if and only if its determinant is zero. However, the transpose of a matrix does not necessarily have the same determinant as the original matrix. So, it is possible for a matrix A to be singular while its transpose is non-singular. Therefore, statement C is not always true.

e
2. Find the linear combination of the standard unit
vectors i and j of given initial and terminal points of a
vector.
desig
SI
Initial Point
(0,-8)
Terminal Point
(9, 12)

Answers

The linear combination of the standard unit vectors i and j for the given initial and terminal points is 9i + 20j.

To find the linear combination of the standard unit vectors i and j, we need to determine the components of the vector that connects the initial point to the terminal point.

Given:

Initial Point: (0, -8)

Terminal Point: (9, 12)

To find the linear combination, we subtract the coordinates of the initial point from the coordinates of the terminal point:

So, Terminal Point - Initial Point

= (9, 12) - (0, -8)

= (9 - 0, 12 - (-8))

= (9, 20)

Therefore, the linear combination of the standard unit vectors i and j for the given initial and terminal points is 9i + 20j.

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Please solve these questions

Answers

Answer:

The first one is g(x)=1/4x-7

Step-by-step explanation:

What is the scale factor of the perimeters from figure A to figure B? Enter
a number answer only. Simplify any fractional answer. Round any
decimals to the nearest tenth.
12
A
10
18
B
15

Answers

The scale factor of the perimeters from figure A to figure B is 1.5. Scale factor is the ratio of any two corresponding lengths in two similar figures.

Here, the two figures are similar, that is why we can find the scale factor by dividing corresponding sides of one figure by the corresponding sides of another figure. We will find the scale factor for the perimeter of figures A and B below:Perimeter of figure A = 12 + 10 + 18 = 40 unitsPerimeter of figure B = 15 + 15 + 15 = 45 unitsTo find the scale factor of the perimeters, we divide the perimeter of figure B by the perimeter of figure

A:Scale factor of the perimeters = (Perimeter of figure B)/(Perimeter of figure A) = 45/40 = 1.125To simplify any fractional answer, we have to convert it to the lowest terms, which is 9/8. The decimal answer 1.125, when rounded to the nearest tenth is 1.1. Therefore, the scale factor of the perimeters from figure A to figure B is 1.5.

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use equations to describe the rule and the nth term for the following patterns
1.10,14,18,22..
2.34,26,18,10,..
3.17;11;5;-1;-7;..
4.4;11;18;25;..
5.-35;-27;-19;-11;..​

Answers

Al the nth term are,

1) a (n) = 6 + 4n

2) a (n) = 26 + 8n

3) a (n) = 23 - n

4) a (n) = 7n - 3

5) a (n) = 8n - 43

We have to given that;

All the sequence are,

1.10,14,18,22..

2.34,26,18,10,..

3.17;11;5;-1;-7;..

4.4;11;18;25;..

5.-35;-27;-19;-11;..​

Now, WE can find the nth term as;

1) 10,14,18,22..

Here, a = 10

Common difference = 14 - 10 = 4

Hence, The nth term is,

a (n) = a + (n - 1) d

a (n) = 10 + (n - 1)4

a (n) = 10 + 4n - 4

a (n) = 6 + 4n

2) 34,26,18,10,..

Here, a = 34

Common difference = 26 - 34 = 8

Hence, The nth term is,

a (n) = a + (n - 1) d

a (n) = 34 + (n - 1)8

a (n) = 34 + 8n - 8

a (n) = 26 + 8n

3) 17;11;5;-1;-7;..

Here, a = 17

Common difference = 11 - 17 = - 6

Hence, The nth term is,

a (n) = a + (n - 1) d

a (n) = 17 + (n - 1) (- 6)

a (n) = 17 - 6n + 6

a (n) = 23 - n

4) 4;11;18;25;..

Here, a = 4

Common difference = 11 - 4 = 7

Hence, The nth term is,

a (n) = a + (n - 1) d

a (n) = 4 + (n - 1) (7)

a (n) = 4 + 7n - 7

a (n) = 7n - 3

5) -35;-27;-19;-11;..​

Here, a = - 35

Common difference = - 27 + 35 = 8

Hence, The nth term is,

a (n) = a + (n - 1) d

a (n) = - 35 + (n - 1) (8)

a (n) = - 35 + 8n - 8

a (n) = 8n - 43

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Find the volume of the figure below. Round to the nearest tenth.

Answers

The volume of the given triangular pyramid is 59.2 feet³.

Given figure is that of a triangular pyramid.

We have to find the volume of the pyramid.

Volume of a pyramid = 1/3 × base area × height

Here base is triangular.

Base area = 1/2 × 12 × 3.7

                  = 22.2 feet²

Height of the pyramid = 8 feet

Volume = 1/3 × 22.2 × 8

             = 59.2 feet³

Hence the volume is 59.2 feet³.

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Simplyfiy the fraction 220/4 please.

Answers

Answer:

55

Step-by-step explanation:

You just need to divide 220 ÷ 4 = 55

Hope this helps :)

Pls brainliest...

Tara decides to keep the car for a few years longer .if she decides to trade her in her car 8 years from now how much will it be worth

Answers

If she decides to trade her in her car 8 years from now then the car will be worth of $8,782.52.

To estimate the future value of Tara's car 8 years from now, we can consider the average depreciation rate of vehicles and assume it applies to her car.

On average, cars tend to depreciate around 15-20% per year.

Let's assume a conservative depreciation rate of 15% per year for Tara's car. We can calculate the future value using the following formula:

Future Value = Current Value× (1 - Depreciation Rate)^Number of Years

Suppose the current value of Tara's car is $20,000.

Plugging in the values, we get:

Future Value = $20,000(1 - 0.15)⁸

Future Value = $20,000(0.85)⁸

Calculating this, we find:

Future Value = $8,782.52

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2 + 5 = + 8 please slove

Answers

That equation is unsolvable until you further specify what you want out of it.

Answer:

The correct answer is 7.

Step-by-step explanation:

The sum of 2 and 5 is 7, not 8. Addition is a basic arithmetic operation that combines two numbers to find their total or sum. In this case, when we add 2 and 5 together, we count a total of 7. It's important to carefully perform calculations to ensure accuracy and obtain the correct result.

a student claimed that the function shown in the table is exponential. do you agree or disagree? explain​

Answers

The correct statement that F: "I agree. The ratios of consecutive x-values are constant, and the y-values are increasing at a constant rate."

To determine whether the function shown in the table is exponential, we need to analyze the relationship between the x-values and y-values.

The table shows x-values that are increasing by a power of 2 (1, 2, 4, 8, 16, 32, 64) and y-values that are increasing by a constant rate of 1 (0, 1, 2, 3, 4, 5, 6).

The constant ratio between consecutive x-values indicates exponential growth or decay.

In this case, the function is growing exponentially because the y-values are increasing at a constant rate.

Based on this information, we can conclude that the function is exponential.

Therefore, we agree with statement F: "I agree. The ratios of consecutive x-values are constant, and the y-values are increasing at a constant rate."

The other statements are incorrect because they do not accurately describe the relationship between the x-values and y-values in an exponential function.

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Pls help use the picture to answer the question

Answers

The solution is: The arc length SR is 52.12ft.

We have,

Arc length is the distance between two points along a section of a curve. An arc is a cut out section of a circumference of a circle.

The arc angle = sector angle in the diagram

The length of an arc is expressed as;

l = tetha/360 × 2πr

where r is the radius and tetha is the angle between the two radii.

l = 332/360 × 2 × 9 × 3.14

l = 1042.48 × 18/360

l = 18764.64/360

l = 52.12( nearest hundredth)

therefore the length of the arc is 52.12 ft

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18-9×(-4)÷3+10×2 simplified show work

Answers

The final simplified expression: 30 + 20 = 50 the Simplified form of the expression 18 - 9 × (-4) ÷ 3 + 10 × 2 is 50.

The expression 18 - 9 × (-4) ÷ 3 + 10 × 2, we follow the order of operations (also known as PEMDAS: Parentheses, Exponents, Multiplication and Division, and Addition and Subtraction) to perform the operations in the correct order.

First, we simplify the multiplication and division from left to right:

9 × (-4) ÷ 3 = -36 ÷ 3 = -12

Now we have the expression: 18 - (-12) + 10 × 2

Next, we perform the subtraction and addition from left to right:

18 - (-12) = 18 + 12 = 30

Now we have the expression: 30 + 10 × 2

Finally, we perform the multiplication:

10 × 2 = 20

Now we have the final simplified expression: 30 + 20 = 50 the simplified form of the expression 18 - 9 × (-4) ÷ 3 + 10 × 2 is 50.

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Which equation is not true?
A. 120 ounces = 7 pounds
B. 5 pounds = 80 ounces
C. 2.5 tons = 5,000 pounds
D. 60 ounces = 3.75 pounds

Answers

A. 120 ounces = 7 pounds
To convert ounces to pounds, we divide by 16:
120 ounces / 16 = 7.5 pounds
The equation is not true.
A and C are both not true
A is 7.5 pounds and 2.5 tons is 5,500 pounds

I hello I need help below

Answers

Answer:

Rate of slower train: 110 km/h

Rate of faster train: 122 km/h

Step-by-step explanation:

The explanation is attached below.

gavin would like to contribute towards a pension fund (7,5% of his basic salary 8700) how would this affect his net salary​

Answers

Answer:

net salary = 8047.5

Step-by-step explanation:

his basic salary is 8700

7.5% of that is (8700)(0.075) = 652.5

He gives this away, so his net salary will become

8700 - 652.5 = 8047.5 = net salary

Given the vectors, a=3i+4j , b=-2i+5j, c=10i-j, d=-1/3i+5/2j, find : a+b=?

Answers

Answer:

Step-by-step explanation:

[tex]a+b=(3i+4j)+(-2i+5j)[/tex]

        [tex]=3i+4j-2i+5j[/tex]

        [tex]=1i+9j[/tex]

I need help. Please include explanation.

Answers

Answer:

0.63

Step-by-step explanation:

We have the following information:

The probability of a student being male is 0.45.

The probability of a student having a job off-campus is 0.33.

The probability of a student being male and having a job off-campus is 0.15.

Now, we want to find the probability that a student is either male or has an off-campus job.

To do this, we add the probability of being male (0.45) to the probability of having an off-campus job (0.33). However, we need to be careful not to count the students who are both male and have an off-campus job twice. So, we subtract the probability of being male and having an off-campus job (0.15) once.

By doing this, we account for all the possible cases and get the probability that a student is either male or has an off-campus job.

Calculating the values:

P(Male or Off-campus job) = P(Male) + P(Off-campus job) - P(Male and Off-campus job)

= 0.45 + 0.33 - 0.15

= 0.63

Therefore, the probability that a student chosen at random from the college is male or has an off-campus job is 0.63.

Hope this helps!

Find the roots of the equation 2x=3sinx+5 using bisection methid

Answers

I'm not pretty sure about your question but hope this can help:

To find the roots of the equation 2x = 3sin(x) + 5 using the bisection method, we need to follow these steps:

Step 1: Define the function

Let's define the function f(x) = 2x - 3sin(x) - 5.

Step 2: Choose an initial interval

We need to choose an interval [a, b] such that f(a) and f(b) have opposite signs. Based on the graph or estimation, we can select an interval that contains the root. Let's choose [a, b] = [0, 2] as an example.

Step 3: Apply the bisection method

Now we can apply the bisection method to find the root within the chosen interval. The steps are as follows:

1. Calculate the midpoint of the interval: c = (a + b) / 2.

2. Evaluate f(c).

3. If f(c) is very close to zero (i.e., |f(c)| < tolerance), then c is the root. Stop the process.

4. If f(a) and f(c) have opposite signs, set b = c. Otherwise, set a = c.

5. Repeat steps 1-4 until you find a root within the desired tolerance.

Step 4: Choose a tolerance

You need to choose a tolerance level, which determines how close to zero the function value needs to be to consider it a root. Let's choose a tolerance of 0.0001 as an example.

Now, let's apply the bisection method step by step:

Step 1: Define the function: f(x) = 2x - 3sin(x) - 5

Step 2: Choose an initial interval: [a, b] = [0, 2]

Step 3: Apply the bisection method:

1. Calculate the midpoint of the interval: c = (0 + 2) / 2 = 1.

2. Evaluate f(c): f(1) = 2(1) - 3sin(1) - 5 ≈ -5.42.

3. Since f(1) is not very close to zero, we proceed to the next step.

4. f(0) = 2(0) - 3sin(0) - 5 = -5, and f(1) = -5.42 have opposite signs.

  Therefore, we update the interval to [a, b] = [0, 1].

5. Repeat steps 1-4.

1. Calculate the midpoint of the interval: c = (0 + 1) / 2 = 0.5.

2. Evaluate f(c): f(0.5) = 2(0.5) - 3sin(0.5) - 5 ≈ -4.11.

3. Since f(0.5) is not very close to zero, we proceed to the next step.

4. f(0) = -5 and f(0.5) ≈ -4.11 have opposite signs.

  Therefore, we update the interval to [a, b] = [0, 0.5].

5. Repeat steps 1-4.

Continue this process until you reach a root within the desired tolerance of 0.0001.

Please note that the bisection method is an iterative process, and it may take several iterations to converge to the root depending on the chosen interval and tolerance level.

The root lies approximately between 1.40625 and 1.4375.

To find the roots of the equation 2x = 3sin(x) + 5 using the bisection method, we need to locate the interval in which the root lies and then iteratively narrow down the interval until we get a root within a desired level of accuracy. The bisection method requires that the function changes sign within the interval we consider.

Let's first rearrange the equation to get it in the form f(x) = 0:

f(x) = 2x - 3sin(x) - 5

Now, we will perform the bisection method:

Step 1: Choose an interval [a, b] where the function changes sign. Let's start with [a, b] = [0, 2] since we can observe a sign change within this interval (f(0) < 0 and f(2) > 0).

Step 2: Calculate the midpoint of the interval: c = (a + b) / 2.

Step 3: Evaluate the function at the midpoint: f(c).

Step 4: If f(c) is close to zero (within the desired level of accuracy), then c is an approximation to the root, and we can stop the iteration.

Step 5: If f(c) has the same sign as f(a), replace a with c; otherwise, replace b with c.

Step 6: Repeat steps 2 to 5 until the desired level of accuracy is achieved.

Let's perform a few iterations to find the root:

Iteration 1:

[a, b] = [0, 2]

c = (0 + 2) / 2 = 1

f(c) ≈ 21 - 3sin(1) - 5 ≈ -5.42 (negative, replace a with c)

Iteration 2:

[a, b] = [1, 2]

c = (1 + 2) / 2 = 1.5

f(c) ≈ 21.5 - 3sin(1.5) - 5 ≈ 1.03 (positive, replace b with c)

Iteration 3:

[a, b] = [1, 1.5]

c = (1 + 1.5) / 2 = 1.25

f(c) ≈ 21.25 - 3sin(1.25) - 5 ≈ -2.07 (negative, replace a with c)

Iteration 4:

[a, b] = [1.25, 1.5]

c = (1.25 + 1.5) / 2 = 1.375

f(c) ≈ 21.375 - 3sin(1.375) - 5 ≈ -0.55 (negative, replace a with c)

Iteration 5:

[a, b] = [1.375, 1.5]

c = (1.375 + 1.5) / 2 = 1.4375

f(c) ≈ 21.4375 - 3sin(1.4375) - 5 ≈ 0.26 (positive, replace b with c)

Iteration 6:

[a, b] = [1.375, 1.4375]

c = (1.375 + 1.4375) / 2 = 1.40625

f(c) ≈ 21.40625 - 3sin(1.40625) - 5 ≈ -0.145 (negative, replace a with c)

Continue the iterations until you achieve the desired level of accuracy. After enough iterations, you'll approximate the root of the equation to a desired precision. In this example, the root lies approximately between 1.40625 and 1.4375.

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The length of two side of a triangle are 3cm and 7cm . What’s can you conclude about the third side of the triangle?

Answers

The length of the third side of the triangle must be less than the sum of the two other sides given.

k < 10 cm.

What are the possible lengths of the triangle?

The possible lengths of the triangle is determined from the rules of length of a triangle.

The rule of lengths of triangle states that the length of one side of a triangle must be greater than the difference and less than the sum of the lengths of the other two sides.

Let the third side of the triangle = k

The possible values of k is determined as;

k < ( 3 cm + 7 cm)

k < 10 cm

Thus, the length of the third side of the triangle must be less than the sum of the two other sides given.

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NEED IN 2 MINUTES An isosceles trapezoid has a perimeter of 15.6 feet. Its shorter base measures 1 foot and its longer base measures 3.8 feet. The two remaining sides have the same length; what is that length?

Answers

Answer: 5.4

Step-by-step explanation:

First, start with adding the two given sides, then take that sum and subtract it from the perimeter, then after that, divide by two

1 + 3.8= 4.8  

15.6 - 4.8=10.8

10.8 / 2 = 5.4

Jack is 5 years old. His mother is 45 years old. In how many years' time will Jack's mother be 3 times as old as Jack?​

Answers

Answer:

After 15 years

------------------

Let it be x years after that Jack's mother will be 3 times as old as Jack.

Set up equation and solve for x:

45 + x = 3(5 + x)45 + x = 15 + 3x3x - x = 45 - 152x = 30x = 15

After 15 years Jack will be 20 and his mother will be 60 years old.

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