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A circle is inscribed in a square. The area of the circle is 154 sq. cm. Find the percentage of the area unoc-cupied by the circle in the square.

Text Solution

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The correct Answer is:
`21(3)/(7)`
Area unoccupied by the circle in the square
`="Area of the square-Area of the circle"`
`=193-154=42`sq. cm
Percentage of area unoccupied in the square
`(42)/(196)xx100%=(6)/(7)xx25%`
`=(150)/(7)%=21(3)/(7)%`
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