A right triangle has a hypotenuse of 17 and one leg of 8. What is the length of the other leg?
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Correct answer to question 170 (Mathematics Knowledge): 15
Method
By the Pythagorean theorem, the missing leg squared equals 17 squared minus 8 squared, or 289 - 64 = 225, so the leg is 15.
Updated: November 2026
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