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The circumfere of a circle is 88 cm find the area of the sector whose central angle is 72 |
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Answer» Circumference of circle=88cmSo,2πr=88Radius=14cmArea of sector=Φ°\\360°*πr²So,72°/360°*πr²Hence,72°/360°*22/7*14*14 =123.5cm² Thanks 123.2 cm^2 |
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