What are Perpendicular Lines?

What are Perpendicular Lines?

Note:

Perpendicular lines have a special property. The angles formed by perpendicular lines will always be the same. Check out this tutorial to learn about perpendicular lines and see a cool trick involving these special lines!

Keywords:

  • definition
  • perpendicular
  • perpendicular lines
  • right angles
  • right angle
  • right
  • 90
  • 90 degree
  • 90 degree angle
  • intersecting lines
  • lines
  • line
  • angles
  • congruent angles

Background Tutorials

  • Points and Lines

      • What is a Point?What is a Point?

      What is a Point?

      A point is a fundamental building block of math. Without points, you couldn't make lines, planes, angles, or polygons. That also means that graphing would be impossible. Needless to say, learning about points is very important! That makes this tutorial a must see!

  • Planes and Angles

      • What is an Angle?What is an Angle?

      What is an Angle?

      Angles are a fundamental building block for creating all sorts of shapes! In this tutorial, learn about how an angle is formed, how to name an angle, and how an angle is measured. Take a look!

      • What are Acute, Obtuse, Right, and Straight Angles?What are Acute, Obtuse, Right, and Straight Angles?

      What are Acute, Obtuse, Right, and Straight Angles?

      Did you know that there are different kinds of angles? Knowing how to identify these angles is an important part of solving many problems involving angles. Check out this tutorial and learn about the different kinds of angles!

  • Finding Corresponding Parts

      • What Does Congruent Mean?What Does Congruent Mean?

      What Does Congruent Mean?

      If two figures have the same size and shape, then they are congruent. The term congruent is often used to describe figures like this. In this tutorial, take a look at the term congruent!

Further Exploration

  • Angle Definitions

      • What are Complementary Angles?What are Complementary Angles?

      What are Complementary Angles?

      Do complementary angles always have something nice to say? Maybe. One thing complementary angles always do is add up to 90 degrees. In this tutorial, learn about complementary angles and see how to use this knowledge to solve a problem involving these special types of angles!