Geometry...Please help as soon as possible please and Thank you so much!

To prove that def ~ gfh by the sss similarity theorem using the information provided in the diagram, it would be enough additional information to know that

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?