The principle is used to find the number of strings of eight uppercase english letters that start or end with the letters bo (in that order), if letters can be repeated

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.