Types of Triangles

Right triangle: Has one 90 degree angle:

Equilateral triangle: All angles are the same (60 degrees):

Isosceles triangle: Has two angles the same and two sides the same:

Scalene triangle: Has all three angles and all three sides different:

Obtuse triangle: Has one obtuse angle (greater than 90 degrees):

The sum of all angles in a triangle is ___________ degrees.