History, asked by danish2278, 9 months ago

find area of a circle whose radius is 21 cm

Answers

Answered by shuklashikher1

2

Answer:

hope that it helps

radius= 21 cm

area= πR^2

=22/7*21*21

=66*21

=1386

stay safe

Answered by rehanizharahmad

0

Radius = 21cm

circumference or area of circle = 2pi r

2 pi r =22/7

therefore 22/7×2×21

= 132cm sq.

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