Question: If a and B are acute angles such that cos(a) =. 8 5 and tan(B) = find the following. 15 (a) sin(a + B) =

If a and B are acute angles such that cos(a) =.

If a and B are acute angles such that cos(a) =. 8 5 and tan(B) = find the following. 15 (a) sin(a + B) = (b) cos(a + B) = (c) Determine the quadrant containing a + 8. Hint: It might help if you simplify your answer from parts (a) and (b). O Quadrant I O Quadrant II O Quadrant III O Quadrant IV

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