The area of a circle is 75.46cm square. Find its circumference.
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area = 75.46 cm²
πr² = 75.46
22/7 x r² = 75.46
r² = 24.01
r = 4.9cm
circumference = 2πr =2 x 22/7 x 4.9 = 30.8 cm
πr² = 75.46
22/7 x r² = 75.46
r² = 24.01
r = 4.9cm
circumference = 2πr =2 x 22/7 x 4.9 = 30.8 cm
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