Question

1. Find the perimeter of the given triangle.
2x + 5
3x - 7
-x + 11​

Answer 1

Step-by-step explanation:

$perimeter = 2x + 5 + 3x - 7 - x + 11$

$perimeter = 2x + 3x - x + 5 - 7 + 11$

$perimeter = 4x + 9$