09.31
Kat is painting the edge of a triangular stage prop with reflective orange paint. The lengths of the edges of the triangle are (3x -
4) feet, (x2 - 1) feet, and (2x4 - 15) feet. What is the perimeter of the triangle if x = 4?
16 feet
40 feet
76 feet
80 feet
Answer : 40 feet
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