A complete reference guide to coordinate geometry. It provides definitions and examples that enhance further explanation. Includes links to related topics.

This lesson focuses on Euclidean Geometry terminology; such as line, point, line segment, congruence, circle, radius, ray, and more. It defines each term and provides an example of each.

This study guide on Geometry covers some key vocabulary, drawing and labeling diagrams, describing geometric figures, and basic postulates for points, lines, planes, and intersections. It is available for download with free registration.

Provides examples and a video lesson that introduce fundamental statements of geometry.

Learn about congruence in geometry.

Find the basics of geometry here through this tutorial. The tutorial covers a range of concepts that are necessary for the foundation knowledge base to go onto high school geometry. Practice problems at the end of the tutorial help to...

Joseph A. Montagna gives an introduction to geometry and the life of Pythagoras. There are lesson ideas and teacher/student bibliographies as well.

This is a site for geometry lovers. Chock-full of puzzles, games, interesting geometry facts, and online activities.

Different cultures' contributions to Geometry are discussed.

Practice using your graphing calculator for geometry problems, including the use of the Pythagorean Theorem and the distance formula. If you get stumped or if you would like to check your work, then select the View Solution button, which...

A guide to support parents as they work with their students in examples of functions from geometry.

Great resource to practice and strengthen math skills pertaining to Geometry. Math worksheets are printable, may be customized, and include answer keys.

A java applet on this site illustrates the principles or spherical geometry.

Identify architectural structures and objects in the community that represent different figures and types of geometry and mathematics.

[Free Registration/Login may be required to access all resource tools.] In this lesson, students learn how to translate a figure. They examine guided notes, review examples, watch instructional videos, and try practice problems.

[Free Registration/Login may be required to access all resource tools.] Apply the Pythagorean Theorem and its converse. Includes videos, exercises, links to interactive activities, etc.

[Free Registration/Login may be required to access all resource tools.] In this lesson, students learn to dilate a figure. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to identify whether or not two triangles are similar using AA Similarity.

Students can review basic geometric terms using these self-check, multiple choice questions. Three levels of questions are provided.

[Free Registration/Login may be required to access all resource tools.] This concept teaches students four theorems about chords and how to apply them. Students examine guided notes, review guided practice, watch instructional videos and...

[Free Registration/Login may be required to access all resource tools.] In this lesson students find the area of parallelograms given the base and the height. Students examine guided notes, review guided practice, watch instructional...

[Free Registration/Login may be required to access all resource tools.] This study guide looks at properties and theorems about trapezoids and kites.

[Free Registration/Login may be required to access all resource tools.] This study guide looks at the definitions and postulates of surface area and volume for different solids, including composite solids and similar solids.

[Free Registration/Login may be required to access all resource tools.] This study guide looks at the characteristics of spheres and how to calculate the surface area and volume.