Mathematics, 13.11.2020 20:30, thompsonmark0616

A triangle has side lengths of (3.6d+6.2f)(3.6d+6.2f) centimeters, (8.5d-2.7g)(8.5d−2.7g) centimeters, and (4.5g+8.6f)(4.5g+8.6f) centimeters. Which expression represents the perimeter, in centimeters, of the triangle?

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A triangle has side lengths of (3.6d+6.2f)(3.6d+6.2f) centimeters, (8.5d-2.7g)(8.5d−2.7g) centimeter...