Question

find perimeter of semicircle whose daimeter is7 cm
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Answer 1

Answer:

7 upon value of semicircle

Answer 2

Answer:

answer is 18$cm^2$

Step-by-step explanation:

given d=7

then, r=7/2cm

perimeter=$\pi$r+d

               =22/7×7/2+7

               =11+7

                =18$cm^2$

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