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Which set of three numbers can be the sides of a right triangle?

A5, 6, 7
B4, 5, 6
C8, 15, 17
D7, 8, 9
Answer & Solution
Correct answer: C. 8, 15, 17
Since 64 + 225 = 289 = 17 squared, only 8, 15, 17 satisfies the Pythagorean relation.
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