Question

Q5. Find the area of shaded portion:

Side of a square is 20 cm and radius of circle is 7 cm.

Answer 1

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$\huge \underline{ \underline \mathtt \color{hotpink}Solution}$

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Area of shaded portion = Area of sector - Area of Right angled triangle.

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Area of sector

= $\frac{\pi \times (7cm)^{2} }{4}$

= $38.5cm$

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Area of triangle

= $\large\frac{1}{2}$$×(7cm)×(7cm)$

= $24.5cm²$

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Thus Area of shaded portion

= $(38.5−24.5)cm²$

$= 14cm²$

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Answer 2

Answer:

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