The minute hand of a clock is 7 inches long. How far does the tip of the minute hand move in 5 minutes? If necessary, round the

Question

3 years ago

11

answer to two decimal places.
A)3.67 inches

B)4.9 inches

C)6.18 inches

D)1.93 inches

1 answer:

FromTheMoon [43] · Answer 1 · 2022-02-16T16:37:28+03:00

6 0

The movement of the minute hand is circular.

Tangence speed is V=2Rπ/T= 2*7*3.14/3600 inches/sec=0.012211 inches/sec

The path (distance) that minute hand past is D=V*t = 0.012211 * 5 min= 0.012211 * 300sec=>

D=3.663≈3.66 inches

Good luck!!!