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Find the circumference of the inner and ...

Find the circumference of the inner and the outer circles, shown in the adjoining figure? `(Takepi = 3.14)`

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PSEB-perimeter and Area-Exercise
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  19. Find the area of the quadrilateral ABCD Here, AC = 22 cm, BM = 3 cm, D...

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  20. Find the circumference of the circles with the following radius: (Take...

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