Math, asked by amogh1047, 8 months ago

find the area perimeter of the semi circle radius 4cm

Answers

Answered by hchandra5205

2

Area of semicircle = pi*r^2/2

= 3.14 * 4 * 4 /2 = 25.12 cm^2

Perimeter of semicircle = pi*r + 2r

= 3.14 * 4 + 2*4

= 12.56 + 8

= 20.56 cm

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