Find the area and the perimeter of a semi-circle of radius 7 cm.

Dear Student,
Here is the solution of your asked query:
Radius of semicircle;r=7 cmSo area of semi circle=πr22=12×227×7×7=77cm2And perimeter of semi circle=πr+diameter of semi circle=227×7+2×7=22+14=36 cm
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