What are Equilateral, Isosceles, and Scalene Triangles?

What are Equilateral, Isosceles, and Scalene Triangles?

Note:

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

Keywords:

  • definition
  • triangle
  • triangles
  • equilateral
  • equilateral triangle
  • isosceles
  • isosceles triangle
  • scalene
  • scalene triangle
  • congruent sides
  • congruent angles
  • equal sides
  • equal angles
  • side
  • sides
  • side lengths
  • 180
  • 180 degrees
  • add to 180

Further Exploration

  • Investigate patterns to make conjectures about geometric relationships, including angles formed by parallel lines cut by a transversal, criteria required for triangle congruence, special segments of triangles, diagonals of quadrilaterals, interior and exterior angles of polygons, and special segments and angles of circles choosing from a variety of tools

      • How Do You Find Missing Angles in an Isosceles Triangle?How Do You Find Missing Angles in an Isosceles Triangle?

      How Do You Find Missing Angles in an Isosceles Triangle?

      Trying to find a missing interior angle measurement in a triangle? See if you're working with a special type of triangle such as an equilateral or isosceles triangle. If you are, that knowledge can help you. In this tutorial, see how identifying your triangle first can be very helpful in solving for that missing measurement. Take a look!