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Mensuration( geometry)

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Mensuration( geometry)

by mitaliisrani » Sat Aug 21, 2010 12:11 am
A wire bent in the form of a circle of radius 3cm is cut and bent in the form of a square. Find the ratio of the area of the circle to that of the square ?
A) 4:pi
B) pi:4
C) 2:pi
D) pi:2
E) None of these

OA is 1
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by outreach » Sat Aug 21, 2010 12:57 am
area of circle=9*pi
circumference of circle=6*pi
each side of square will be (3/2)*pi
area of square=(9/4)*pi^2

answer is 1
mitaliisrani wrote:A wire bent in the form of a circle of radius 3cm is cut and bent in the form of a square. Find the ratio of the area of the circle to that of the square ?
A) 4:pi
B) pi:4
C) 2:pi
D) pi:2
E) None of these

OA is 1
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