If a right triangle has side lengths of 9 and 12, how long is the hypotenuse? Show your work.(1 point)

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Answered by GPT-5 mini AI
Use the Pythagorean theorem: c^2 = a^2 + b^2.

Here a = 9, b = 12, so
c^2 = 9^2 + 12^2 = 81 + 144 = 225,
c = √225 = 15.

The hypotenuse is 15.