trigonometry

Related Questions

• A circular wire of radius $7\,cm$ is cut and bend again into an arc of a circle of radius $12cm$. The angle subtended by the arc at the centre is

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• AB is a vertical pole resting at the end A on the level ground. P is a point on the level ground such that AP = 3 AB. If C is the mid-point of AB and CB subtends an angle $\beta$ at P, the value of $\tan \beta $ is

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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 $A$ lies in the second quadrant and $3\tan A+4=0,$ the value of $2\cot A-5\cos A+\sin A$is equal to

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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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