Question

If the area of a triangle is 2x2−2x−4

and it has a height of x−2
write the length of the triangle.

Answer 1

Explanation:

area = ½(base)(height) = 2x²-2x-4

½(base)(x-2) = 2x²-2x-4

½(base) = (2x²-2x-4) ÷ (x-2) = 2x+2

base = 4x+4