trigonometry

Related Questions

• Area of the triangle is $10\sqrt{3}$ sq. cm, angle $C={{60}^{o}}$ and its perimeter is 20 cm, then side c will be

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• $\cos \frac{\pi }{7}\cos \frac{2\pi }{7}\cos \frac{4\pi }{7}=$

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• Which of the following relations is correct

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• A house of height 100 metres subtends a right angle at the window of an opposite house. If the height of the window be 64 metres, then the distance between the two houses is

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• In a $\Delta ABC$ , $b=2,C={{60}^{o}},c=\sqrt{6}$ , then $a =$

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