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2.5 Finding Side Lengths Using Sin and Cos

2.5 Finding Side Lengths Using Sin and Cos. Sin. X. 17. 56 0. sin = opp hyp. s in56 0 = 17 X. X = 17 sin56 0. X = 20.51. 20.51. X. 56 0. sin = opp hyp. s in56 0 = X 20.51. X = sin56 0 (20.51). X = 17. Cos. X. 56 0. 11.47.

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2.5 Finding Side Lengths Using Sin and Cos

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  1. 2.5 Finding Side Lengths Using Sin and Cos

  2. Sin X 17 560 sin = opp hyp sin560 = 17 X X = 17 sin560 X = 20.51

  3. 20.51 X 560 sin = opp hyp sin560 = X 20.51 X = sin560 (20.51) X = 17

  4. Cos X 560 11.47 cos = adj hyp cos560 = 11.47 X X = 11.47 cos560 X = 20.51

  5. 20.51 560 X cos = adj hyp cos560 = X 20.51 X = cos560 (20.51) X = 11.47

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