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If the are of length 330cm. Of a circle ...

If the are of length 330cm. Of a circle makes an angle. `42^@` at the centre, then the radius of the circle is

A

450cm.

B

540cm.

C

242cm.

D

422cm.

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UNITED BOOK HOUSE-Trigonometry : Concept of Measurement of Angle-Exercise
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  12. Which is correct relation?

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  16. If placed in stardard position, an angle of 7Pi/4 radians has the same...

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  18. if (3x-2y):(5x-7y)=5:3 then, find x:y.

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  20. Express in radians, 235^@ is equivalent to

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