Geometryhard · Past Paper
Find the area of a circle whose circumference is 22 cm.
A38.5 sq cm
B77 sq cm
C44 sq cm
D154 sq cm
✓ Correct Answer: A — 38.5 sq cm
2*pi*r = 22 => r = 3.5. Area = (22/7) * 3.5 * 3.5 = 11 * 3.5 = 38.5 sq cm.
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