Question

Given the triangle, find the perimeter.
7x-4
3x² + 7x -1
5x²

Answer 1

`\text{Perimeter}=8x^2+14x-5`

Explanation:

`\text{Perimeter}=(7x-4)+(3x^2+7x-1)+(5x^2)\\\text{Perimeter}=7x-4+3x^2+7x-1+5x^2\\\text{Perimeter}=5x^2+3x^2+7x+7x-4-1\\\text{Perimeter}=8x^2+14x-5`