Triangles

• The sum of all triangles is equal to 180
• Equilateral Triangle - three equal angles and three equal sides
• Isosceles triangle - has two equal sides and two equal angles
• Scalene triangle - has no equal sides or angles
• Acute triangle - contains only acute angles, The interior angles are never more than 90
• Obtuse triangle - Contains one obtuse angle
• Right triangle - Contains a right angle
• Exterior angle - is equal to the sum of two remote interior angles