musaalmustapha20 musaalmustapha20

18-12-2020
Mathematics

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Find the perimeter of a circle whose diameter is 7cm?

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hermionegranger59 hermionegranger59

18-12-2020

Perimeter of circle = 2 pie r

Radius of circle = d/2 = 7/2

Perimeter of circle = 2 × 22/7 × 7/2 = 2×11 = 22cm

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