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The perimeter of the sector O A B shown ...

The perimeter of the sector `O A B` shown in Fig. 15.106, is (a) `(64)/3c m` (b) `26\ c m` (c) `(64)/5c m` (d) `19\ c m` (FIGURE)

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RD SHARMA-AREAS RELATED TO CIRCLES-All Questions
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  15. If the area of a sector of a circle bounded by an arc of length 5pi...

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  16. In Fig. 15.110, the ratio of the areas of two sectors S1 and S2 is ...

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