Right triangle,A triangle which has a 90 degree angle in it.
Equilateral Triangle, It has three equal angles,always 60 degrees
Scalene Triangle, This triangle has no equal sides and it does not have any equal angles.
Isosceles Triangle,This triangle has two angles and it has two sides.
Obtuse Triangle,This Triangle has an angle more than 90 degrees.
Acute Triangle,All angles on this triangle are less than 90 degrees.