Angles and Parallel Lines
Properties Acute Angle an angle that is less than 90°
Right Angle an angle that is 90° exactly
Obtuse Angle an angle that is greater than 90° but less than 180°
Straight Angle an angle that is 180° exactly
Reflex Angle an angle that is greater than 180°
Type Of Angles
Acute Angle
Adjacent Angle
Right Angle
Reflex Angle
Supplemetary Angle
Subtopic
Complementary Angle
Straight Angle
Obtuse Angle