Mensurationeasy · Past Paper
Area of a circle is 314 sq. cm. What is its radius? (Use pi = 3.14)
A10 cm
B100 cm
C5 cm
D20 cm
✓ Correct Answer: A — 10 cm
314 = 3.14 * r^2 => r^2 = 100 => r = 10 cm.
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