An Equilateral Triangle Is An Acute Triangle. In an equilateral triangle, all the sides of a triangle are of equal length. An acute angle is an angle that is between 0° and 90°.

An acute triangle may be equilateral , isosceles, or scalene. Therefore we can determine that each angle is. If all sides of a triangle are the same length and all angles are 60 degrees, can the triangle be called both an acute triangle and an equilateral.