Question

The measures of the sides of a triangle are 2x + 3, 8x – 4, and x^2. Write an expression that describes the perimeter of the triangle.
A. x^2 - 1
B. 11x – 7
C. x^2 + 10x -1
D. x^2 + 10x -7

Answer 1

The perimeter is equal to the sum of all sides of the figure. So that means you just add up all the sides to get the perimeter.

Answer 2

I don't understand...
Is it C?

Answer 3

what do you get when you add up 2x + 3, 8x – 4, and x^2