Oswego City School District
Regents Exam Prep Center: Special Right Triangles 45, 45, 90
This Oswego City School District Regents Exam Prep tutorial shows two special formulas that are used to determined the measures of the legs of a 45-45-90 triangles. If you can't remember the formula, the tutorial gives you tips on other...
Oswego City School District
Regents Exam Prep Center: Special Right Triangles 30 60 90
This tutorial shows two special formulas that are used to determined the measures of the legs of 30-60-90 triangles. And if you can't remember the formula, the tutorial gives you tips on other methods you can use.
Sophia Learning
Sophia: Two Special Triangles: Lesson 5
This lesson explains what 45-45-90 and 30-60-90 right triangles are and discusses their properties. It is 5 of 5 in the series titled "Two Special Triangles."
Sophia Learning
Sophia: Two Special Triangles: Lesson 1
This lesson explains what 45-45-90 and 30-60-90 right triangles are and discusses their properties. It is 1 of 5 in the series titled "Two Special Triangles."