trigonometry

Related Questions

• The angle of elevation of a tower from a point A due south of it is 30° and from a point B due west of it is 45°. If the height of the tower be 100 metres, then AB =

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• If $A+B+C={{180}^{o}},$ then the value of $\cot \frac{A}{2}+\cot \frac{B}{2}+\cot \frac{C}{2}$ will be

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• If the sides of triangle be 6, 10 and 14 then the triangle is

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• 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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• At a distance 2h from the foot of a tower of height h, the tower and a pole at the top of the tower subtend equal angles. Height of the pole should be

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