The angles are, acute, obtuse, right, straight, and reflex.
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There are three types of triangles. Equilateral triangles have three congruent sides and three sixty-degree angles. Isosceles triangles have two congruent sides and the angles opposite those two sides are also congruent. Scalene triangles have no congruent sides or angles.
The three angles of a triangle is as a result of these three types of a triangle: equilateral, isosceles and scalene.
Right Angle, Acute Angle, and Obtuse Angle
Only three types of angles can be formed by two intesecting lines. Obtuse, acute, and right.
scalene-unequal length sides and unequal anglesisosceles-two equal length sides(legs) and two equal anglesequilateral- three equal length sides and three equal angles