What is the length of CD?

Which of the functions below could have created this graph?

Prove the converse of the pythagorean theorem using similar triangles. the converse of the pythagorean theorem states that when the sum of the squares of the lengths of the legs of the triangle equals the squares length of the hypotenuse, the triangle is a right triangle. be sure to create and name the appropriate geometric figures.

Given abc find the values of x and y. in your final answer, include all of your calculations.