ANGLES

1. RIGHT ANGLE

1.1. a right angle is an angle of exactly 90° (degrees)

2. ACUTE ANGLE

2.1. an angle that measures less than 90 degrees.

3. OBTUSE ANGLE

3.1. a type of angle that is always larger than 90° but less than 180°. In other words, it lies between 90° and 180°

4. STRAIGHT ANGLE

4.1. An angle whose measure is exactly 180° - a straight line

5. REFLEX ANGLE

5.1. an angle which is more than 180 degrees and less than 360 degrees.

6. FULL ROTATION ANGLE

6.1. A full rotation is 360 degrees This is a "full rotation" or "revolution" or "complete turn" or "full circle"