Math, asked by savanipagar34, 1 year ago

perimeter of semicircle is 108 what is its area

Answers

Answered by moparvej10

2

perimeter of semicircle = πr+2r
108 = 2r(11/7+1)
54= 18/7r
3*7= r
r = 21
so
area of semicircle =>πr^2
area = 22/7*21*21
area = 66*21
area =>

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