Mensurationmedium · Past Paper
Area of a quadrant of circle is 154 sq. cm. Find its radius.
A14 cm
B7 cm
C21 cm
D28 cm
✓ Correct Answer: A — 14 cm
0.25 * pi * r^2 = 154 => pi * r^2 = 616 => r^2 = 196 => r = 14 cm.
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