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Mathematics

Right-triangle side relationships

Find lengths in right triangles using geometric relationships.

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Where this chapter sits in the course

Lessons

Chapter 16 of 25 · 5 short lessons · 20 min
  1. 1The Pythagorean theorem4 min
  2. 2Converse of the Pythagorean theorem3 min
  3. 345-45-90 triangles3 min
  4. 430-60-90 triangles4 min
  5. 5Challenge: Right-triangle side relationships6 min

What you'll learn

  • Apply the Pythagorean theorem and its converse
  • Find side lengths in special right triangles

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