An angle is a measure of how one line is rotated onto another line (where the 2 lines join). Angles are measured in degrees. There are various names to describe angles, based on their sizes:
The curved/circular line in the angle examples show the size of the angle. Sometimes a right angle is represented with a square rather than a curve.
Can you identify what the following examples are using the correct names:
acute, right, obtuse, straight or reflex