trigonometry

Related Questions

• In $\Delta ABC,\frac{\sin B}{\sin (A+B)}=$

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• In a triangle $ABC,$ if $a\sin A=b\sin B$ , then the nature of the triangle

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• $\tan \left( \frac{\pi }{4}+\theta \right)-\tan \left( \frac{\pi }{4}-\theta \right)=$

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• Let D be the middle point of the side BC of a triangle ABC. If the triangle ADC is equilateral, then ${{a}^{2}}:{{b}^{2}}:{{c}^{2}}$ is equal to

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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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