Question

the length of the minute hand of a clock is 10 cm .find distance travelled by it from 9.00am to 11.00 am

Answer 1

the answer of this question is 1200 cm

Answer 2

the angle between the 9 a.m. and 11 a.m. will be 60 degree
so. ,60/360*π100=
$22 \times 100 \div 6$