right angle

Definition of Right Angle

  • Right angle is an angle that has a measure of 90°.

Examples of Right Angle

  • The figure below shows a right angle.

Solved Example on Right Angle

One of the angles in a triangle is 90°. What type of a triangle is it?
A. equilateral triangle
B. obtuse triangle
C. right triangle
D. acute triangle
Correct Answer: C
Step 1: A triangle in which one of the angles is 90° is called a right triangle.

Related Terms for Right Angle

  • Angle
  • Right Triangle