GEOMETRY
Lesson 50 of 85

THEOREMS
Triangle Proportionality and Triangle Angle-Bisector Theorems
Students learn the following theorems related to similar triangles. If a line is parallel to a side of a triangle, and it intersects the other two sides of the triangle, then it divides these sides proportionally (Triangle Proportionality Theorem). If three parallel lines intersect  more...
Start Now to get your Online Math Help lessons from Your Teacher math tutors

Elementary / Middle
High School Math

Community College
College Math

*Also referred to as Elementary Algebra or Beginning Algebra.
Homeschoolers click here!