Mathematics, 23.11.2021 06:40 gabev420

HELP ME. A triangle has side lengths of (2t+2)(2t+2) centimeters, (6t-7)(6t−7) centimeters, and (u-2)(u−2) centimeters. Which expression represents the perimeter, in centimeters, of the triangle?

-u-5+8t−u−5+8t
-7+u+8t−7+u+8t
-u+3t−u+3t
-u+4t-1−u+4t−1

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HELP ME. A triangle has side lengths of (2t+2)(2t+2) centimeters, (6t-7)(6t−7) centimeters, and (u...