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In the fig. fourth quadrant of a circle ...

In the fig. fourth quadrant of a circle is OACB where O is the centre of the circle and radius of the circle is 3.5 cm. Find the area of fourth quadrant of the circle.and find the area of shaded portion of the part ADBC if OD=2cm `(pi=22/7)`

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MODERN PUBLICATION-HERON'S FORMULA-EXERCISE
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