trigonometry

Related Questions

• If $\cos A=\frac{\sqrt{3}}{2},$then $\tan 3A=$

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• The smallest angle of the triangle whose sides are $6+\sqrt{12},\sqrt{48},\sqrt{24}$ is

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• The upper part of a tree broken over by the wind makes an angle of 30° with the ground and the distance from the root to the point where the top of the tree touches the ground is 10 m; what was the height of the tree

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• If $(1+\sin A)(1+\sin B)(1+\sin C)=(1-\sin A)(1-\sin B)(1-\sin C),$then each side is equal to

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• In $\Delta \,ABC$ , $a=2cm,b=3cm$ and $c=4cm$ , then angle A is

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