Question

Find the area of fig. 16.6

Answer 1

radius of circle=10cm
so height of triangle=2*10=20cm
area of triangle=0.5*25*20=250cm2
area of semicircle=0.5*π×r×r
=0.5*3.14*10*10=157cm2
so area of figure.=ar of triangle+ar of semicircle
so area of figure=157+250=407cm2
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