Question

The minute hand of a clock is 21 cm long . The distance moved by the tips of the minute hand in 1 hour is :




​

Answer 1

Answer:

here.

1hour=60min

then.

21*1hour

21*60min

=1260 time the tip move in 1 hour

Answer 2

Answer:

132cm

Step-by-step explanation:

in 1 hour, a full rotation is done

so distance = 2πr

= 2 x 22/7 x 21

= 132 cm