Government of Alberta
Learn Alberta: Linear Inequality Graph
Learn Alberta offers an interactive Java applet to manipulate and view all types of graphs of linear equations and inequalities.
Government of Alberta
Learn Alberta: Linear Programming Graph
This interactive Java applet allows the user to construct up to 5 linear inequalities and view the graph of the soultion.
Texas Instruments
Texas Instruments: Glencoe Pre Algebra: Graphing Inequalities
Students will investigate the graphs of inequalities.
Khan Academy
Khan Academy: Two Variable Inequalities From Their Graphs
Fit an algebraic two-variable inequality to its appropriate graph. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.