A merry-go-round is rotating once 5sec.?

Question

A. How many degrees does it rotate through half a revolution?

B. After 10 revolutions, how many degrees does it rotate?

C. How many radians are 10 revolutions?

Answer 1

disregard the time factor, it doesn't matter

A. 180 is half a revolution

B. 360 per rotation so 3600

C. 2pi per rotation so 20pi

Answer 2

it looks like time is a useless variable here...

A. 180

B. 3600

C. 20