Mensurationhard · Past Paper
What is the ratio of the area of a circle to the area of its circumscribed square?
Api : 4
Bpi : 2
C4 : pi
D1 : 1
✓ Correct Answer: A — pi : 4
Let radius = r. Square side = 2r. Area circle = pi*r^2. Area square = 4r^2. Ratio = pi:4.
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