Right triangle calculation. Formulas used for calculations on this page: Pythagoras' Theorem. a 2 + b 2 = c 2. Trigonometric functions: sin (A) = a/c, cos (A) = b/c, tan (A) = a/b. sin (B) = b/c, cos (B) = a/c, tan (B) = b/a. Area = a*b/2
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