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Perimeter of a quadrant of a circle of radius r |
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Answer» Semi circle perimeter= πr+2rPerimeter of a quadrant= πr+2r/2 Sorry I think it\'s πr/2+2r πr/2+2r r/2(π+4) πr+2r. I. Think Pie r +2r/2 Perimeter =1/4*2 pie r =1/2 pie r |
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