Show answer Interior angles of equilateral and isosceles triangles The sum of interior angles in a triangle is 180˚. In an equilateral triangle, all three angles are equal to 60˚.

The second one is about 3 miles south of Interstate 8 and Citrus Valley Road near Gila Bend, 32 degrees 53′ 05.04″ W 112 degrees 48′ 59.28″ N.