1.) Use the Pythagorean Theorem to determine if a triangle with side lengths 28ft., 45ft., 53ft. is a right triangle.
2.) Use the Pythagorean Theorem to determine if a triangle with side lengths 6ft., 6ft., 8ft. is a right triangle.
3. Use the Pythagorean Theorem to determine if a triangle with side lengths 4ft., 10ft., and 12ft. is a right triangle.