Question: [19-20]: A) Find the exact value for each, given the information. B) In which quadrant is the angle (a + )? 13 12 19.

[19-20]: A) Find the exact value for each, given the information. B) In which quadrant is the angle (a + )? 13 12 19. sin a = & cos = 5 8 20. sin a = & cos= = 17 25 7 ' ;a & are in the same quadrant. Find sin(a + B) and cos(a + B). and neither a nor is acute. Find sin(a + ) and cos(a + B).

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