55. [-/2 Points] DETAILS LARCALC11 5.R.097. MY NOTES ASK YOUR TEACHER Evaluate each expression without using a calculator. (Hint: Make a sketch of a right triangle.) (a) \sin(\arcsin(\frac{1}{2})) (b) \cos(\arcsin(\frac{1}{2})) Need Help? Read It
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Let's label one of the acute angles as angle A and the side opposite to it as side a. Let's label the hypotenuse as side c and the side adjacent to angle A as side b. Now, let's consider the expression cos(arcsin 2). The arcsin function gives us the angle whose Show moreā¦
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