trigonometry

Related Questions

• If $\cos \theta +\cos 2\theta +\cos 3\theta =0$, then the general value of $\theta $ is

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• The radius of the incircle of triangle when sides are 18, 24 and 30 cms is

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• If in a triangle $ABC,$ $(s-a)(s-b)=s\,\,(s-c)$ , then angle C is equal to

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• If $5\tan \theta =4,$ then $\frac{5\sin \theta -3\cos \theta }{5\sin \theta +2\cos \theta }=$

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• The angle of depression of a ship from the top of a tower 30 metre high is 60°, then the distance of ship from the base of tower is

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