Question 97

Find the area $$(in cm^2)$$ of a semi-circle of radius 35 cm.

Solution

Radius of semi circle = $$r=35$$ cm

=> Area of semi-circle = $$\frac{1}{2} \pi r^2$$

= $$\frac{1}{2}\times\frac{22}{7}\times(35)^2$$

= $$11\times5\times35=1925$$ $$cm^2$$

=> Ans - (D)

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