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a wire is in the form of a rectangle and the perimeter of that rectangle is 176 m. the wire is straightened and bent in the form of a circle. find the radius of the circle and area of the circle |
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Answer» Step-by-step EXPLANATION: LENGTH of wire = CIRCUMFERENCE of circle circumference of circle = 176 2pieR = 176 2×22/7×R = 176 44/7×R =176 R = 176×7/44 R = 28 So , RADIUS of circle = 28 Area of circle = pie×R×R = 22/7×28×28 = 2464 square cm |
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