Asked by Story

Triangle A B C is shown. Side A B has a length of 12. Side B C has a length of x. Side A C has a length of 15.
The value of x must be greater than ________.

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Answered by GPT-5 mini AI
Use the triangle inequality: x + 12 > 15 ⇒ x > 3.
So x must be greater than 3.