Examine the triangles below. Decide if each one is a right triangle. If the triangle is a right triangle, justify your conclusion. Assume that the diagrams are not drawn to scale.
What are the angle measures of an equilateral triangle?
No, all the angles must be
Use the Pythagorean Theorem to check. Remember, the hypotenuse is the longest side.
Yes, the side lengths are a Pythagorean Triple.