Question

what is the length of the indicated arc ?

Answer 1

What part of the arc is from the whole circle....is it half, a third, or a quarter?

Answer 2

a quater

Answer 3

yes so you must take a quarter (1/4) and multiply that to the circumference of the circle.

Answer 4

The circumference is 2*pi*r where r=radius.

Answer 5

i got 25.12 idk if i did that right

Answer 6

Almost there. Thats the circumference also known as the outer arc of the circle. but we only want a quarter of it.

Answer 7

so you can either multiply what you got by 1/4 or just divide what you got by 4

Answer 8

so 6.28

Answer 9

Yes thats the answer.

Answer 10

You can plug all the multiple choice answers in your calculator and see which one gives you 6.28

Answer 11

Did you find the answer?

Answer 12

yea i answerd 2 but it said it was wrong ?

Answer 13

2pi equals 6.28 but it was wrong

Answer 14

is the arc the blue line or the black one?

Answer 15

its either 2 pi if its the black line

or 6 pi if its the blue line