What is a 45°-45°-90° Triangle?

What is a 45°-45°-90° Triangle?

Note:

A 45-45-90 triangle is a special right triangle with some very special characteristics. If you have a 45-45-90 triangle, you can find a missing side length without using the Pythagorean theorem! Check out this tutorial to learn about 45-45-90 triangles!

Keywords:

  • definition
  • 45 45 90
  • 45-45-90
  • special triangle
  • right triangle
  • pythagorean theorem

Background Tutorials

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Further Exploration

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