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In the adjoining figure, the radius is 3.5 em. Find the perimeter of the quarter ofthe cirele,correct to one decimal place.&.3.5 cm |
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Answer» Perimeter of quadrant = length of arc + 2* Radius = pi r/ 2 + 2r = 22*3.5/7*2 + 2*3.5 = 11/2 + 7 = 5.5 + 7 = 12.5 cm |
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