Question

1) The perimeter of a semicircle is
144cm.What will be the perimeter of
the square drawn on the diameter of
the semicircle? *​

Answer 1

the perimeter of Semicircle is 144,which is equal to 2r +(pi)r,where r = radius .

2r+(pi)r= r(14+22)/7=r(36/7) so r=144*7/36=28

the area of the semicircle is =(22/7)*28^2/2= 1232 sq cm.

Step-by-step explanation:

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