Triangles
by Trace Adler
Right triangles have one right angle and have two acute angles.
Acute triangles have three acute angles.
Obtuse triangles have one obtuse angle and two acute angles.
scalene triangles have 0 congruent sides.Isosceles triangles have 2 congruent sides and 2 congruent angles.Equilateral have 3 congruent sides and 3 congruent angles