eddsworldfrantic eddsworldfrantic 01-02-2019 Mathematics contestada A triangle has side lengths of x, x+11, and 3x+5. What is the perimeter? A. 3x^2 + 38x + 55 B. 4x + 16 C. 5x + 16 D. 3x^3 + 38x^2 + 55x
