Mensurationhard · Past Paper
Area of a circle inscribed in an equilateral triangle of side 6 cm is:
A3*pi sq. cm
Bpi sq. cm
C9*pi sq. cm
D6*pi sq. cm
✓ Correct Answer: A — 3*pi sq. cm
Height = 3*sqrt(3). Inradius = height/3 = sqrt(3). Area = pi * (sqrt(3))^2 = 3*pi.
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