15 in
Not drawn to scale)
Based on the converse of the Pythagorean theorem the triangle is a right triangle because g?+122 - 152
Based on the converse of the Pythagorean theorem the triangle is not a right triangle because 9+12-15
Based on the converse of the Pythagorean theorem, the triangle is not a night triangle because g?-122-152
Based on the converse of the Pythagorean theorem, the triangle is not a right triangle because 9+15.12