Answer :

johnnywitt19
It is D. 197.82 in because 21x3.14 that is 65.94 and then x that by 3 
iGreen
Find the circumference and multiply it by 3.

C = pi * d

C = 3.14 * 21

C = 65.94

So it travels 65.94 inches in 1 revolution.

65.94 * 3 = 197.82

So it travels 197.82 inches in 3 revolutions.

Other Questions