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प्रश्न
Find the area of the dining table whose diameter is 105 cm
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उत्तर
Diameter of the dinig table (d) = 105 cm
∴ Radius r = `"d"/2`
= `105/2` cm
Area of the circle = πr2
= `22/7 xx 105/2 xx 105/2`
= 8662.5 sq.cm
Area of the dinning table = 8662.5 cm2
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