The size of each angle of an equilateral triangle is

- The size of an interior angle of an equilateral triangle is
- What is the size of each exterior angle of an equilateral triangle
- What is the size of each interior angle of an equilateral triangle
- The size of an angle of an equilateral triangle is
- The size of an exterior angle of an equilateral triangle is
- What is the area of the equilateral triangle whose altitude is 6