## savannatigris Group Title Simplify using double angle formulas: 2 sin 35° cos 35°. one year ago one year ago

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1. terenzreignz

You'd do well to recall that $\Large \sin(2\alpha) = 2\sin(\alpha)\cos(\alpha)$

2. AonZ

btw the double angle formula is in a ratio is 2 to 1. just remember that :) sin4x = 2 sin2x cos2x