Math, asked by 112441, 10 days ago

answer this question in this hour no foolish answers it will get reported need real quick answer

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Answered by prince748856
1

Answer:

perimeter of semicircle given = 144 cm

perimeter of semicircle =1/2(π*d)

1/2(22/7*d)= 144cm

r = 144 * 7/22 *2

= 2016/22 = 91.63

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