Question

find the length of the arc of sector whose radius is 21 and central angle is 120°​

Answer 1

Answer:

hai dear my lovely friend

here your answer..

Answer 2

Answer:

Hey guys the answer of this quastion is

The area ofthe lenght of arc is = ¤/360*2πr

120/360*2*22/7+21

1/3*2*22/7*21

2*22/7*21

2*22

44 is the answer

Thank you