Year 10 Trigonometry - Funmaths.com
10 (tan) 0.3521 11 (cos) 0.9986 Use the sine, tangent or cosine ratios to find the unknown lengths marked with - x 12 X= 13 X = Angle size Tan Cos Sin 2 7o 3 37.5o 4 48o 5 64o 6 89o A x x 15 43o 20o 35m
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