Question

What is the circumference of the circle with a diameter of 70 yd? Round your answer to the nearest hundreds.
A.220 yd
B.1,540 yd
C.210 yd
D.440 yd

Answer 1

Use the formula

C = pi*d


C = circumference
pi = 3.14 approximately
d = diameter

Answer 2

ok so what do i do first?

Answer 3

plug in the given diameter and evaluate

Answer 4

219

Answer 5

you should get 3.14*70 = 219.8 which rounds to 220

Answer 6

okay but there's no 210 as a choice

Answer 7

I didn't say 210

Answer 8

i mean 220

Answer 9

oh never mind

Answer 10

thanks :)