trigonometry

Related Questions

• If $\sin {{\theta }_{1}}+\sin {{\theta }_{2}}+\sin {{\theta }_{3}}=3,$then $\cos {{\theta }_{1}}+\cos {{\theta }_{2}}+\cos {{\theta }_{3}}=$

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• At a point on the ground the angle of elevation of a tower is such that its cotangent is 3/5. On walking 32 metres towards the tower the cotangent of the angle of elevation is 2/5. The height of the tower is

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• If $\sin A=\sin B$and $\cos A=\cos B,$then

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• If the angle of elevation of the top of tower at a distance 500 m from its foot is 30°, then height of the tower is

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• If $b=3,c=4$ and $B=\frac{\pi }{3}$ , then the number of triangle that can be constructed is

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