examples of angles

Angle: figure formed by two intersecting lines or planes; it is measured in degrees.

45°

reentrant angle

Angle between 180° and 360°.

obtuse angle

Angle between 90° and 180°.

right angle

Angle formed by two lines or two perpendicular planes that measures 90°.

acute angle

Angle that is smaller than a right angle (less than 90°).

360°

240°

130°

90°

0°