Pythagorean Theorem Converse

Click on each set of side lengths and choose whether they do or do not form a right triangle. Right Triangle 28, 53, 45 4.5, 6, 7.5 50, 48, 14 3, 4, 5 Not a Right Triangle 20, 40, 30 1, 2, 5 25, 16, 12 Tina built a triangular sign with side lengths of 73 inches, 55 inches, and 4 feet. She wanted to find out if the triangle was a right triangle so she worked out the formula. Based on her work she determined that her sign is a right triangle. Is Tina correct? Yes No Which of the following could be the areas of the 3 squares? 12, 16, 20 10, 18, 30 4, 5, 12 8, 16, 24