angell1 angell1

17-03-2016
Mathematics

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find the circumference of a circle if the area is 300 square centimeters

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Divyankasc Divyankasc

17-03-2016

Circumference = 2πr
300 = 2πr
r = 150/π

Area = πr² = π ×150/π × 150/π
= 7161.97 ≈ 7162 cm²

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