How Do You Find a Missing Hypotenuse in a 45°-45°-90° Triangle?

How Do You Find a Missing Hypotenuse in a 45°-45°-90° Triangle?

Note:

Looking at a 45-45-90 triangle? Trying to find a missing side length? You could use the Pythagorean theorem, or you could use your knowledge of this special type of triangle to get that missing measurement. In this tutorial, see how to solve for a missing side length by using your knowledge of 45-45-90 triangles to find a scale factor and set up an equation to solve!

Keywords:

  • problem
  • example
  • 45 45 90 triangle
  • right triangle
  • scale factor
  • missing hypotenuse
  • missing side

Background Tutorials

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      Looking at two figures that are the same shape and have the same angle measurements? You have similar figures! Learn all about it in this tutorial!

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  • Triangle Definitions

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Further Exploration

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