If a triangle ghi is classified as right triangle, which statement is true? (5 points)
select one:
a. at least two sides are congruent.
b. two sides are perpendicular.
c. all three sides are congruent.
d. two sides are parallel.

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.