Calculate the circumference of a rug having a diameter of 8ft

Answers

Answer 1

Answer:

C= 25.13ft

Step-by-step explanation:

To find the circumference use the formula C=2 * PI * R

we know that the diameter is 8 which means that the radius is half that amount therefore R=4

Now plug those numbers into the formula

C=2(pi)(4)

= 8(pi)

=25.13


Related Questions

The fee to rent a hall for a wedding is $1450 plus $50 per hour. For how many hours can it be rented forband stay within a budget of $2100?

Answers

2,100-1,450= 650
650➗50= 13
you can rent 13 hours.

Students reported practicing violin during the last semester for 45, 38, 52, 58, and 42 hours. What is the mean absolute deviation for the number of hours students practiced the violin? Round to the nearest tenth.What is the mean absolute deviation for the number of hours students practiced the violin? Round to the nearest tenth.

Answers

Answer:

A: 6.4

Step-by-step explanation:

edg2020

6.4 is correct

https://brainly.com/question/22127610

funne

Need Help please i will mark brainliest when it lets me

Answers

Answer:it’s the second one

Step-by-step explanation:

Answer:

the 2nd one

Step-by-step explanation:

I asked my brother and he said it was that one

Evaluate the function: f(n) = n + 4
Find: f(-9)
Evaluate the function

Answers

For this you just substitute -9 for n.

(-9)+4= -5

F(-9)=-5

A teacher can spend as much as

$125.00 to take students to a movie.

​A movie theater charges a

$10.00 group fee and

$5.50 per ticket.

​Which of the following inequalities represents the problem and could ​be solved to find the maximum number of students,

x, who could ​attend the movie?

Answers

1. Subtract the group fee ($10) leaving $115
2. Make the equation 115 divided by 5.5 =X
Your answer would be 20.9 and round that down to 20 students.

The maximum number of students, x, who could ​attend the movie are,

⇒ x ≈ 21

What is Inequality?

A relation by which we can compare two or more mathematical expression is called an inequality.

Given that;

A teacher can spend as much as $125.00 to take students to a movie.

And, ​A movie theater charges a $10.00 group fee and $5.50 per ticket.

Let maximum number of students, x, who could ​attend the movie = x

Hence, We can formulate;

5.50x + 10 ≤ 125

Solve for x;

5.50x ≤ 125 - 10

5.50x ≤ 115

x ≤ 115 / 5.50

x ≤ 20.90

x ≈ 21

Thus, The maximum number of students, x, who could ​attend the movie are,

⇒ x ≈ 21

Learn more about the inequality visit:

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A 14-foot ladder is set up 4 feet from the base of a building. How far up the building does the ladder reach? Round your answer to the nearest tenth of a foot.
A 13.4 feet
B 14.6 feet
C 16.5 feet
D 18.0 feet

Answers

Answer:

A

Step-by-step explanation:

Name 2 lines inthe diagram

Answers

Which diagram? You might need to re-ask this question. It’s missing details.

Solve for x and explain how you use inverse operations to find your answer:
8x=2

Answers

0.25 , because you divide 2 by 8 so that’s how you are using the inverse operation

Need help with number 13

Answers

Answer:

x = 19

Step-by-step explanation:

the question tells you that the angle CBD is 90°.

so, that means that angle DBE and angle CBE add up to 90.

using this, you can make the following equation:

2x - 1 + 5x - 42 = 90

2x + 5x + -43 = 90

7x - 43 = 90

add 43 to both sides

7x = 90 + 43

7x = 133

x = 133/7

x = 19

Find perimeter of the figure :)

Answers

Answer:

39 feet.

Perimeter is the distance around a shape. To solve for it, we must add all the values together.

[tex]3 + 8 + 7 + 11 + 10 = 39[/tex]

If you need me to explain more, let me know.

In 2010, the average finishing time for marathons across the US was approximately 278 minutes, with a standard deviation of approximately 63 minutes. What finishing time defines the fastest 7.93% of runners?

Answers

Answer:

336 minutes

Step-by-step explanation:

Mean finishing time: 278 minutes

Standard Deviation: 63 minutes

Confidence interval: [278 - 63] , [278 + 63]  = [215 , 341] minutes

What finishing time defines the fastest 7.93% of runners?

This means the 7.93% of time closest to the upper limit of 341 minutes

341 - 215  ≡  63 × 2  = 126

7.93% of 126  = 0.0793 × 126  = 9.9918

341 - 9.9918 = 331.0082

Hence the finishing time that defines the fastest 7.93% of runners has an interval of [331 , 341] minutes with a mean or average of 336.0041 ≅ 336 minutes

12.) Given the following information, determine which lines, if any, are parallel. State the converse that justifies your answer. Pleaseee helppp

Answers

Answer:

Step-by-step explanation:

            Given                  Parallel lines                     Converse

a. ∠13 ≅ ∠17                          a║c                  Corresponding angles

b. ∠4 ≅ ∠9                            d║e                  Exterior alternate angles

c. m∠20 + m∠21 = 180°        a║b                  Consecutive interior angles

d. ∠8 ≅ ∠19                                                    Vertical angles

e. ∠10 ≅ ∠23                         b║c                  Interior alternate angles

f.  m∠14 + m∠17 = 180°          a║c                  Consecutive interior angles

From the given diagram and information, it can be concluded that lines a, b, and c are parallel, and lines d and e are parallel.

The given lines in the diagram are a, b, c, d, and e.

a. It is given that the measure of angle 13 is equal to that of angle 17.

Now, these two angles are made by lines a, c, and d. Now, the angles are corresponding and equal, and hence, lines a and c will be parallel.

b. It is given that the measure of angle 4 is equal to that of angle 9.

These two angles are made by lines d, e, and b. Now, the angles are alternate exterior and equal, and hence, lines d and e will be parallel.

c. It is given that the sum of the measure of angles 20 and 21 is equal to 180 degrees.

These two angles are made by lines a, b, and e. Now, the angles are supplementary and their sum is 180 degrees, and hence, lines a and b will be parallel.

d. It is given that the measure of angle 8 is equal to that of angle 19.

These two angles are vertically opposite angles between lines a and e.

e. It is given that the measure of angle 10 is equal to that of angle 23.

These two angles are made by lines b, c, and e. Now, the angles are alternate interior and equal, and hence, lines b and c will be parallel.

f. It is given that the sum of the measure of angles 14 and 17 is equal to 180 degrees.

These two angles are made by lines a, c, and d. Now, the angles are supplementary and their sum is 180 degrees, and hence, lines a and c will be parallel.

Therefore, it can be concluded that lines a, b, and c are parallel, and the lines d and e are parallel.

For more details, refer to the link:

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PLEASE HELP. I HAVE LIMITED TIME.

5. X to the fourth power plus the product of six and the square root of nine.
6. Fifteen plus eight cubed minus the sum of fourteen and six squared.
7. The product of three and fifteen minus nine plus the quotient of fifteen and three.
8. The product of seventeen and y, plus the square root of eighty-one minus the product of six and x minus four.

Answers

i think this is it, but i’m not sure about the last one

Sohie’s mom cans jelly. She fills each jar with 1/2 a pint of jelly. If she made 1 7/10 pints of jelly, which expression can be used to find how many jars Sophie’s mom can fill?

Answers

Answer:

Number of jar Sohie's mom can make can be found out by dividing the total amount by the amount in one jar, so we can frame a equation like this,

Let the number of total jar be x,

x = (1 7/10) / 1/2

That is the answer, let us solve this equation,

x = 1 7/10 / 1/2

=> x = 17/10 * 2/1

=> x = 17/5 * 1/1

=> x = 17/5

17/5 = 3.40

Therefore, she can pack 3.4 jars of jelly.

If my answer helped, please mark me as the brainliest!!

Thank You!!

Answer:

if im correct i think the awnser is that she can pack 3.4 jars of jelly.

Step-by-step explanation: Please tell me if im correct or not

find the area of a circle with the following dimension, diameter=20cm

Answers

Answer:

314.16cm²

Step-by-step explanation:

y=-6x^2+100x-180
what are the zeros in this function? what do the zeros mean in context​

Answers

Answer:

If soccer balls are sold for $2.05 or $14.61 each, the store will break even but will not make a profit.

Step-by-step explanation:

Prove: a^2+b^2/2 ≥ab

Answers

We know that the square of any number is greater than or equal to zero ;

So if have a number like x :

[tex]( {x})^{2} \geqslant 0[/tex]

_________________________________

Now we have a number which is

( a - b ) ;

So we have :

[tex]( {a - b})^{2} \geqslant 0 [/tex]

##############################

Reminder :

[tex]( {a - b})^{2} = {a}^{2} - 2ab + {b}^{2} [/tex]

##############################

So we have :

[tex] {a}^{2} - 2ab + {b}^{2} \geqslant 0 [/tex]

Both sides plus 2ab :

[tex] {a}^{2} + {b}^{2} \geqslant 2ab [/tex]

Divided both sides by 2 :

[tex] \frac{ {a}^{2} + {b}^{2} }{2} \geqslant ab \\ [/tex]

_________________________________

And we're done.

Thanks for watching buddy good luck.

♥️♥️♥️♥️♥️

What is NOT a way to write 52 + 80?
A.
50 + 2 + 80
B.
(50 + 80) + 2
c.
50 + 80 + 2 + 8
D.
50 + 2 + 80 + 0

Answers

Answer: C

Step-by-step explanation: 50+2+80+8 is not right

The answer is c because 50 + 80 + 2 + 8 is incorrect it has an extra number which is the eight at the end

Find the slope of the line graphed below.

Answers

Answer:

m = -3/2

Step-by-step explanation:

m = (y2-y1)/(x2-x1)

m = (-1-2)/(3-1)

m = -3/2

i really need help on this one.

Answers

The answer is:

a = 20/3 = 6 2/3

Please help! (95 points)

Answers

Answer:

303.61

Step-by-step explanation:

if you need explantion tell me and i will edit my answer

Answer:

24.4M

Step-by-step explanation:

What plus 32 equals 98

Answers

Answer:

66

Step-by-step explanation:

Answer:

Lets numeralise the question,

According to question 32+ ? = 98

So if we take the unknown value as x then we will get,

32+x=98

So by transposing we get,

x=98-32

=  66

So 66 should be added to 32 to get 98

6{[(600x10²)]} - [(3x5)x2]+5-10+2=

Answers

Answer:

359967

Step-by-step explanation:

6{[(600 x 10²)]} - [(3 x 5) x 2] + 5 - 10 + 2 =

= 6(600 x 100) - [15 x 2] - 5 + 2

= 6(60000) - 30 - 5 + 2

= 360000 - 35 + 2

= 359965 + 2

= 359967

the question is “A ____ followed by a ____.”

Answers

Answer:

confused

Step-by-step explanation:

Answer: A man followed by a cop

What is the constant of proportionality in the equation StartFraction x over y EndFraction = StartFraction 2 over 9 EndFraction?

Answers

Answer:

so you asking what's the startfrsction and endfraction in the equation or ?

18.75 divided by 0.70

Answers

Answer:

26.79 (rounded to the nearest hundredth)

There must be at least 20 club members present in order to hold a meeting.​

Answers

Answer:

Are you trying to create a meeting?

Step-by-step explanation:

If u are i can help? :)

x (number of members) is larger or equal to 20

−2^6−(6)^2
uh its making me add more words so just ignore this

Answers

Answer:

-100

Step-by-step explanation:

we nuh care

-100 gang gang I think at least

(5+3) • 5-3/8-3•2 help me

Answers

Answer:

79.25

Step-by-step explanation:

8*5=40

40-3/8=39.625

39.625*2=79.25

Hope this helps

Here you go 8 is the answer and in blue I showed you how I got certain numbers

please help me with this and show work thank you!!

Answers

[tex]21x^{2} -16x^{2} = 5x^{2} \\-18x-9x=-27x\\4-8=-4\\25x^{3} +5x^{2} -27x-4\\A[/tex]

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