YourTeacher.com - Your Personal Math Teacher Inside Every Lesson

Demo Lesson!

Pre-Algebra: Lesson 150

Right Triangles
Pythagorean Theorem

Lesson Description

Students learn that the Pythagorean Theorem states that the sum of the squares of the legs of a right triangle is equal to the square of the hypotenuse, or a^2 + b^2 = c^2. Students are then asked to find the lengths of missing sides of right triangles using the Pythagorean Theorem.

Thousands of Online Math Lessons

Middle School
High School Math

Pre-Algebra
Algebra 1
Geometry
Algebra 2

Community College
College Math

College Pre-Algebra
Introductory Algebra
Intermediate Algebra
College Algebra

Find the Lesson You Need

Textbook Search

Our lessons matched
to your textbook

Keyword Search

Search our lessons
by keyword:

Standardized
Test Prep

SAT
ACT
GED
ACCUPLACER
COMPASS
CLEP
GRE
GMAT
ASVAB
PRAXIS
TEAS

more tests...

Placement Test Prep

I have two boys in high school and yourteachermath has been unbelievably helpful. I have subscribed for another year and can't imagine not having their expertise when we need it!!!