Use the equation 4x – 3y = 12
a) find the slope of a line parallel to this line.
b) find the slope of a line perpendicular to this line.

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.