addison6165 addison6165

26-12-2020
Mathematics

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find perimeter of semicircle if radius is 22 cm

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raduoprea160 raduoprea160

26-12-2020

The perimeter of a circle is equal to 2πR where R is the radius if we want the perimeter of the semicircle we divide by 2 and we get

P=πR=22π=22*3.14=69.08cm

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