Trigonometry Review - Copy

Trigonometry Review - Copy - 7) = B A sin cos 8) = B A tan...

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Trigonometry Review Prove the following 3 identities 1) x x x x sin tan cos sec = - 2) x x x 2 2 2 sin 2 1 tan 1 tan 1 - = + - 3) y x y x y x y x y x y x sin cos cos sin sin sin cos cos tan tan tan tan 1 + - = + - Find the following using fractions 4) cos45 = 5) sin 45 = 6) cos30 = Find the following using the triangle
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Unformatted text preview: 7) = B A sin cos 8) = B A tan tan Solve 8) 4 3 cos = x 9) x 4 35 tan = 10) 5 55 sin x = Interpolate 11) ' 13 53 sin o 12) ' 15 33 cos o...
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