Circumference of a circle

Circumference Of A Circle

Answers

Answer 1

Answer:

62.8ft

Step-by-step explanation:

The formula to get the circumference is π × D (π × diameter) You need to multiply the value of π (3.14) by the diameter of this circle (20).

20×3.14= 62.8ft


Related Questions

A relay race is 1/4 miles long. There are 4 team members that have to run it. If each team member runs the same distance how many miles will each person run?

Answers

Answer:

1/16 miles

Step-by-step explanation:

1/4 ÷ 4 = 1/16

Answer:

1/4 mile

Step-by-step explanation:

Please Help ASAP I’m confused

Answers

Answer: B 89 degrees

Step-by-step explanation:

The triangle angle sum theorem states that the angles of a triangle sum to 180 degrees. Since we know two of the angle measures we can find the missing angle. 60 + 31 = 91 degrees.

180 - 91 = 89 degrees

Answer:

If i'm correct, the answer is (B) 89

Step-by-step explanation:

Hope this helps.

Use the expression 5a – 2b – 3 + 2b – 6a.

Part A

Simplify the expression.
–4
2a – 4b
–a – 3
a – 3
Part B

Which of the following is an equivalent expression?
–(3 + a)
–a + 3
–(a – 3)
–3 + a

Answers

Answer:

5a + (-6a) + (-2b) + 2b + (-3) = -a -3 or -(a + 3) so first answer is correct because -(a + 3) is the same as -(3 + a)

Step-by-step explanation:

What is 3(5)(5-2)+2

Answers

Answer:

47

Step-by-step explanation:

3 × 5 × (5-2) + 2

15 × (3) + 2

45 + 2

= 47

Five subtracted from a number is eleven.
x-5=11
5-x=11
X+5=11
5+X = 11

Answers

Answer:

5-x=11

Step-by-step explanation:

Answer:

x - 5 = 11

Step-by-step explanation:

It's the only one where five is being subtracted from a number and the result is 11.

Help a girl out! please

Answers

Answer:

B. is correct

Step-by-step explanation:

have a nice day!!

Maurice buys a dozen of donuts on sale for $7.99 before tax.
The sales tax is 4%.
What is the total price Maurice pays for the dozen donuts?

Answers

Answer:

$8.30

Step-by-step explanation:

7.99 + 4% = 8.30

In JKL, k=4.1 cm,j=3.8 cm and angle J=Q3^ Find all possible values of angle K , to the nearest inch of a degree .

Answers

Answer:

74.0°

Step-by-step explanation:

In triangle JKL, k = 4.1 cm, j = 3.8 cm and ∠J=63°. Find all possible values of angle K, to the  nearest 10th of a degree

Solution:

A triangle is a polygon with three sides and three angles. Types of triangles are right angled triangle, scalene triangle, equilateral triangle and isosceles triangle.

Given a triangle with angles A, B, C and the corresponding sides opposite to the angles as a, b, c. Sine rule states that for the triangle, the following holds:

[tex]\frac{a}{sin(A)}=\frac{b}{sin(B)}=\frac{c}{sin(C)}[/tex]

In triangle JKL, k=4.1 cm, j=3.8 cm and angle J=63°.

Using sine rule, we can find ∠K:

[tex]\frac{k}{sin(K)}=\frac{j}{sin(J)} \\\\\frac{4.1}{sin(K)}=\frac{3.8}{sin(63)} \\\\sin(K)=\frac{4.1*sin(63)}{3.8}\\\\sin(K)=0.9613\\\\K=sin^{-1} (0.9613)\\\\K=74.0^o \\[/tex]

Work out the lengths of b of 17cm and 12cm pythagoras

Answers

Answer:

[tex]hypotenuse = \sqrt{ {17}^{2} + {12}^{2} } \\ = \sqrt{289 + 144 } \\ = \sqrt{433} [/tex]

Find the value of x. Please respond ASAP

Answers

Answer:

I think its c but im not sure

The answer is B fourteen

Is the relationship between the number of tickets sold and the number of hours proportional? If so, how many tickets were sold in 8 hours?

Answers

Answer:

Answer: Yes, the amount of money is proportional to the number of hours worked because there is a number.

Step-by-step explanation:

help me I wasn't here

Answers

Answer:

6/8 or 3/4 or 75%

Step-by-step explanation:

please help i cant figure this out :/

Answers

Answer:

6,15

Step-by-step explanation:

A dilation is the changing of a size. A scale factor is a proportional number that tells us how much we change a shape.

If the scale factor is over 1, the new image will stretch.

If the scale factor is under 1, the new image will shrink

Since we are asked to find A' (which is prime notation) meaning that we are asked to find the coordinates where A' is at on the new image.

Since the scale factor is 3,

3 is greater than 1 so it will stretch.

Now, multiply 3 to each number

to find it new location.

[tex] \frac{2}{5} \times \frac{3}{3} = \frac{6}{15} [/tex]

So the coordinates are at 6,15

Answer:

I'm pretty sure you multiply each number in (2,5) by the 3 to get new coordinates of (6,15)

that's the only answer that could fit :)

All books are on sale for 25% off. If Pam bought a book originally priced at $32 and had a coupon for another 25% off, how much did she pay (not including sales tax)?​

Answers

Answer:

$24

Step-by-step explanation:

if you multiply 32 by .25 you get 8 which i subtracted from 32 to get the original price

Answer:$18

Step-by-step explanation:

32 * (0.75) * (0.75) = 18

Laura says that you should
always divide the bigger number
by the smaller number. Do you
agree with her or disagree with her?
why?

Answers

Answer:

agree

Step-by-step explanation: you should always divide the bigger number over the smaller number. but if you don't you'd still get the same answer

Find the common difference of the arithmetic sequence. −16,−12,−8,−4,..

Answers

it’s 4
you work out the difference between each term

12 cm
8 cm
Find the volume of the cylinder

Answers

Answer:

ubstitute the value of the radius r = 8.0 cm height h = 12.0 cm into the formula to find the volume. Pi (π) is approximately equal to 3.14 .

π x 82 cm2 x 12 cm

Raise 8 cm power of 2

π x 64.0 cm2 x 12 cm

Multiply 64.0 cm2 and 12 cm

π x 768.0 cm3

Combine π and 768.0 cm3

The result can be shown in multiple forms.

Exact Form

Volume = 768.0π cm3

∴ Volume of Cylinder radius 8 cm and height 12 cm is 768.0π cm3

Decimal Form

Volume = 2411.52 cm3

Step-by-step explanation:

Three cans of cat food cost $5.00 how muck will carol spend on 60 worth of cat food

Answers

Answer:

$100.00

Step-by-step explanation:

we know that 3 cans are equal to $5.00 and 60 is 20 times 3 and so 5*20 is 100.

hannah buys 2 dozen roses. Of these 3/4 roses, are red, and the rest are white. How many white roses does she buy?​

Answers

Answer:

6 white roses

Step-by-step explanation:

Well 2 dozen is 24 and 24 divided by four is 6. And there were only 1/4 of white roses in the 24

Answer:

2-3/4=3/2

Step-by-step explanation:

just do this and oh whats that the A plus bus

Find the missing side length.
12
15

Answers

Answer:

you need to show the shape or somet or else I can't rlly help

Answer:

If the hypotenuse is 15 and one of the sides is 12, the answer is 9.

If these are the side lengths, the hypotenuse is square root of 369, which is about 19.21

Step-by-step explanation:

Need help and fast.
match the following equations with the correct description of the solutions.

equations
(2-3x)=2(5x+3)
x-3(2+3x)=2(5x-3)
x-3(2-3x)=2(5x-3)

soulutions
A infinitely many solutions
B no solutions
C one solution​

Answers

Answer:

c

Step-by-step explanation:

Step-by-step explanation:

(2-3x)=2(5x+3) has 1 solution

x-3(2+3x)=2(5x-3) has no solution

x-3(2-3x)=2(5x-3) has infinite solution

Hope this helps

Please give me Brainliest!

Lin runs 12 laps around a track in 15 minutes.

A. How many minutes per lap is that?

B. How many laps per minute is that?

C. If Lin runs 20 laps at the same rate, how long does it take her

Answers

Answer:

it will take 25.2 minutes for Lin to run 21 laps

Step-by-step explanation: give crown plsplsplsplsplsplsplsplsplspls, also have a good day!

A scooter tracked 30 feet in 2 seconds at a constant speed what is the speed of the scooter in feet per second

Answers

15 feet per second. divide 30 by 2

Which expression equals the fraction of the square that is shaded dark blue?

Answers

If this is one of the option 3/4 + 1/2 it’s right

Answer:

this is the answer

Step-by-step explanation: pretty easy tbh

Natalia has 15,000 centimeters of yarn. How many meters of yarn does she have?
O 150 meters
O 15 meters
O 0.15 meter
O 1,500 meters

Answers

the answer would be 150 meters
to convert centimeters to meter divide by 100

(2.99548) x (1.8342)

Answers

Answer:

5.49430941

Step-by-step explanation:

Multiply together.

i hope this helps, good luck :)

5.4 is the answer to this problem

Reuben hires a car. It costs £150, plus 85p for each mile he travels. When Reuben hires the car, its mileage is 27612 miles. When Reuben returns the car, its mileage is 28361 miles. How much did Reuben pay to hire the car?

Answers

Answer:

Cost of hiring a car = £63,815

Step-by-step explanation:

Cost of hiring a car = 150 + 85p

When Reuben hires the car, its mileage is 27612 miles. When Reuben returns the car, its mileage is 28361 miles.

Number of miles Reuben travelled = 28,361 miles - 27,612 miles

= 749 miles

Cost of hiring a car = 150 + 85p

= 150 + 85(749)

= 150 + 63,665

= 63,815

Cost of hiring a car = £63,815

the angles have measured of what?

Answers

Answer:

38°, 142°

Step-by-step explanation:

[tex] m\angle 1= \frac{1}{2} \times (36\degree + 40\degree) [/tex]

[tex] m\angle 1= \frac{1}{2} \times 76\degree [/tex]

[tex] \red{\bold {m\angle 1= 38\degree}} [/tex]

[tex] m\angle 1+ m\angle 2= 180\degree[/tex]

(Linear pair angles)

[tex] 38\degree + m\angle 2= 180\degree[/tex]

[tex] m\angle 2= 180\degree-38\degree[/tex]

[tex] \purple {\bold {m\angle 2= 142\degree}} [/tex]

a taxi. service charges Rs 100as an initial fee and 50 Rs for 1 km.write an algerebaic expression for the total amount that has to paid for journey of X meters​

Answers

Answer:

y=20+(Total distance−1)12 [(Total distance-1), As 1

st

kilometer is charged at Rs.20]

y=20+(x−1)12

y=12x+8

when x=16, y=200

solution

Step-by-step explanation:

i hope it's help...

HELPPPPPPPPPPPPPpPppp

Answers

Answer:

Answer c..... can i get brainliest ?

Step-by-step explanation:

Just substitute (2,0) in the equation

2 for x

0 for y

Other Questions
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