Question

A circle is divided into four equal parts. One of the parts is again divided into two equal parts. If the area of the given circle is 400 metre square. What is the area of the shaded region? [3 MARKS]

Answer 1

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Area of the given circle = 400 $m^2$

Area of each sector= $\frac{(}{400}4)=100m^2$

Area of the shaded portion = $\frac{100}{2}$
= $50m^2$