Cynthia Lanius' Lessons: Geometry Online
[ Teens/Mature Teens ] - Have fun learning through activities about polygons, triangles, circles, and the volume of cylinders. Page includes an historic timeline, SAT type quiz, and glossary of terms. |
Figures and Polygons
[ Kids/Teens/Mature Teens ] - Shows different types of straight-sided shapes with up to ten sides. Gives the total number of degrees for each side. |
Geometria
[ Teens/Mature Teens ] - A program for computing lines, surfaces and volumes of the main plane and solid figures, through direct and indirect formulas. Includes multiple languages. |
Geometry
[ Kids/Teens ] - Explains and describes geometric terms, measurement of angles, types of figures, coordinate graphs, areas and volumes. |
Geometry
[ Teens ] - Games, illustrations, and definitions. |
Geometry from the Land of the Incas
[ Teens/Mature Teens ] - Presents problems involving circles and triangles, with proofs, SAT practice quizzes and famous quotes. Also, has examples of geometry in Peruvian culture. |
Teen Math Whizzes Go Euclid One Better
[ Mature Teens ] - Features a discussion about the works of two teenagers, David Goldenheim and Daniel Litchfieldm, from Connecticut. They helped find a solution that eluded Euclid in finding a method to partition a line into any number of equal sections. |
The Pythagorean Theorem Lesson
[ Teens ] - A lesson on the pythagorean theorem with the objective that the you will discover for yourself the actual theorem. |
Tim's Triangular Page
[ Teens/Mature Teens ] - Learn about the basic properties, formulas, theorems and different types of triangles. Includes proofs and illustrations. |
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