trigonometry

Related Questions

• The equation $3{{\sin }^{2}}x+10\cos x-6=0$ is satisfied, if

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• If ${{\tan }^{2}}\theta -(1+\sqrt{3})\tan \theta +\sqrt{3}=0$, then the general value of $\theta $ is

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• The ratio of the sides of triangle ABC is $1:\sqrt{3}:2$. The ratio of $A:B:C$ is

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• From a point a metre above a lake the angle of elevation of a cloud is $\alpha$ and the angle of depression of its reflection is $\beta$. The height of the cloud is

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• In $\Delta ABC$ , if $\angle C={{90}^{o}}$ ,$\angle A={{30}^{o}}$ , $c=20$ , then the values of a and b are

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