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In Figure, A B and C D are two diamete...

In Figure, `A B` and `C D` are two diameters of a circle perpendicular to each other and `O D` is the diameter of the smaller circle. If `O A=7\ c m` , find the area of the shaded region.

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RD SHARMA ENGLISH-AREAS RELATED TO CIRCLES-All Questions
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  11. The diameters of front and rear wheels of a tractor are 80 cm and 2m r...

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  15. In Figure, O is the centre of circle of radius 28 cm. Find the area ...

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  17. A circle is inscribed in an equilateral triangle A B C of side 12 ...

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  18. In Fig. an equilateral triangle A B C of side 6 cm has been inscrib...

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  20. In Fig. , A B C D is a rectangle, having A B=20\ c m and B C=14\ c m...

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