trigonometry

Related Questions

• The angle of elevation of the top of a tower from a point 20 metre away from its base is 45°. The height of the tower is

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• If $\sin \theta +\cos \theta =1$ then the general value of $\theta $is

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• The value of $\theta $ in between ${{0}^{o}}$and ${{360}^{o}}$and satisfying the equation $\tan \theta +\frac{1}{\sqrt{3}}=0$is equal to

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• A person standing on the bank of a river finds that the angle of elevation of the top of a tower on the opposite bank is 45°. Then which of the following statements is correct

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• If $\sin \alpha =\frac{336}{625}$and $450{}^\circ <\alpha <540{}^\circ ,$ then $\sin \left( \frac{\alpha }{4} \right)=$

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