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Standard IX

Mathematics

Diameter

In adjoining ...

Question

In adjoining fig. 9.29 two semicircles are drawn on sides AD and BC of a square ABCD.
AB = 10cm, ( $π = 3.14$ )

Find i) A ( $□$ ABCD).

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Solution

Side of the square $(□ ABCD)$ = 10 cm
$∴$ Area of the square = (side)²= (10 cm)² = 100 cm²

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In adjoining fig. 9.29 two semicircles are drawn on sides AD and BC of a square ABCD. AB = 10cm, (π = 3.14) Find i) A (□ABCD).

Side of the square (□ABCD) = 10 cm ∴ Area of the square = (side)2 = (10 cm)2 = 100 cm2

In adjoining fig. 9.29 two semicircles are drawn on sides AD and BC of a square ABCD.
AB = 10cm, ( $π = 3.14$ )

Find i) A ( $□$ ABCD).

Side of the square $(□ ABCD)$ = 10 cm
$∴$ Area of the square = (side)²= (10 cm)² = 100 cm²