John earns a 3% commission for every car he sells. Today he sold a car for $13,600. How much commission did he receive? (To find commission you just change your percent to a decimal and multiply it times the sales.)

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.