CC 8EE-6

Use similar triangles to explain why the slope m is the same between any two distinct points on a non-vertical line in the coordinate plane; derive the equation y = mx for a line through the origin and the equation y = mx + b for a line intercepting the vertical axis at b.

Grade: 8
Domain: Expressions and Equations
Cluster:  Understand the connections between proportional relationships, lines, and linear equations.      


All Standards    Common Core Standards K-8


Page last modified on May 19, 2011, at 03:10 AM