trigonometry

Related Questions

• In a $\Delta ABC,$ $A:B:C$. Then $[a+b+c\sqrt{2}]$ is equal to

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• In a $\Delta ABC,\,\,\frac{\cos C+\cos A}{c+a}+\frac{\cos B}{b}$ is equal to

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• If $A+B=\frac{\pi }{4},$then $(1+\tan A)(1+\tan B)=$

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• The angle of depression of a ship from the top of a tower 30 metre high is 60°, then the distance of ship from the base of tower is

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• If $2\tan A=3\tan B,$then $\frac{\sin 2B}{5-\cos 2B}$is equal to

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