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[" If "A+B+C=180^(@)" then prove the following."],[" i) "sin2A+sin2B+sin2C=4sin A sin B sin C" (March-2008) "]

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Theorem 1:sin2A+sin2B+sin2C=4sin A sin B sin C

If A+B+C=180^(@) then prove that the following: sin2A+sin2B-sin2C =4cosAcosBsinC

If A+B+C =180^(@) then prove that sin 2A + sin 2B+ sin 2C = 4 sin A sin B sin C

If A + B + C = 180^@ , then prove that sin 2 A+ sin 2B + sin 2C = 4 sin A sin B sin C

If A + B + C = 180^@ , then prove that sin 2 A+ sin 2B + sin 2C = 4 sin A sin B sin C

If A+B+C=0 , then prove that sin 2A + sin 2B+ sin 2C=-4sin A sin B sin C .

If A+B+C=pi , then prove the following. sin2A+sin2B-sin2C=4cosA cdot cosB cdot sinC

If A+B+C=180^(@) , then prove that sin2A+sin2B+sin2C=4 sin A sin B sin C .

If A + B + C = 180^(@) , prove that sin 2A + sin 2B + sin 2C = 4 sin A sin B sin C

If A+B+C=180^(@), then prove that sin2A+sin2B+sin2C=4sin A sin B sin C