Right Angles

A right angle is an internal angle equal to 90°

right angle: 90 degrees
This is a right angle

See that special symbol like a box in the corner? That says it is a right angle. The 90° is rarely written in. If we see the box in the corner, we are being told it is a right angle.

All the angles below are right angles:

right angle examples

A right angle can be in any orientation or rotation as long as the internal angle is 90°


Never argue with a 90° angle, it is always right!

Types of Angles

types of angle

Read more about Angles

See the angle types yourself:

geometry/images/angle-drag.js?type=right

 

8984, 3288, 3289, 3291, 8981, 3290, 808, 1771, 8988, 8982