Mathematics, 23.08.2021 04:40 jahmanilittlejotz1pe

A triangle has a perimeter of 11.5 feet. The side lengths are x feet, 21-2 feet, and 3r + 1.5 feet. What is the value of r?

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A triangle has a perimeter of 11.5 feet. The side lengths are x feet, 21-2 feet, and 3r + 1.5 feet....

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