Types of Triangles

Measuring Interior Angles

Exploring Area and Perimeter

cm2 grid paper

Area of Polygons

Worksheets for Area of: Triangles, Parallelograms, Trapezoids 

Introduction to the coordinate plane:

coordinate plane Maze Game

Geometry U2 review

Finding Pi

Reflections using Measurement

Reflection by Measurement Activity

Playing with Rotations:

National Library of Virtual Manipulatives:

Middle School Portal:

Transmographer 2:    Excellent tool for rotations, translations, reflections