Helpful resources for planning classroom instruction on absolute value equations: a lesson with example problems and step-by-step solutions; a practice exercise through which students can quiz their knowledge of absolute value equations...

This Oswego City School District site gives an explanation of Venn diagrams, then uses a word problem to show how Venn diagrams can be applied to solve algebraic equations.

This tutorial examines the law of sines and the law of cosines. Includes class notes, examples, and a variety of practice problems with solutions. The teacher resource consists of a lab that utilizes the law of sines and the law of cosines.