Trig Triangle
SOH-CAH-TOA! Name the opposite, adjacent and hypotenuse sides, then find sine, cosine and tangent ratios, the exact values for 30°, 45° and 60°, and finally a missing side.
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SOH: sin = opposite ÷ hypotenuse · CAH: cos = adjacent ÷ hypotenuse · TOA: tan = opposite ÷ adjacent