10.The circumference of a circle is 22 cm. Calculate the area of its quadrant (in cm2).

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PCM sream in 11 , Preparing for JEE

Let the radius of the circle is =r cm Circumference of the circle =22 cm ⇒2πr=22 2×227×r=22 r=72 cm Area of the quadrant =πr24 =227×14×72×72 =778 cm2
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Let the radius of the circle is=rcm Circumference of the circle=22cm ⇒2πr=22 2×227×r=22 r=72cm Area of the quadrant=πr24 =227×14×72×72 =778cm2 read less
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To find the area of a quadrant of a circle, we need to first find the radius of the circle using the given circumference, and then use the formula for the area of a quadrant.
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To find the area of a quadrant of a circle, we need to first find the radius of the circle using the given circumference, and then use the formula for the area of a quadrant. read less
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