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# Geometry Tutorials, Lessons and Tips

Geometry lessons, tutorials, interactive guides and tips to help with geometric mathematical problems.

What is Geometry?
A brief description of what geometry is and why it is useful.

Perimeter, Area and Volume of Common Solids and Shapes
Perimeter Area and Volume of Common Shapes and Solids

Cartesian Plane, Coordinate Plane, Coordinate Grid
Cartesian Plane, Coordinate Plane, Coordinate Grid

Geometry of A Cube
Surface area of a cube. Cube formula

Learn what radians are and how to convert them.

Classification of Triangles and Angles
Properties of Angles and Triangles. Classification of Angles. Classification of Triangles

Lines and Segments
Lines and Segments. Rays, lines, segments, intersecting lines concurrent lines, perpendicular lines parallel lines and skew.

Platonic Solids
Platonic solids. Tetrahedron, Octahedron, Icosahedron, Dodecahedron, hexahedron

A Free Geometry Basics Course
A step by step guide to learning geometry. Start off on the right foot with this introduction to Geometry.

Conic Sections - Introductions
What's a parabola? Hyperbola? Ellipse? Sound like analytic geometry? It is! Here's your introduction to Conic Sections complete with graphics.

Cool Math Geometry
Games, illustrations, and definitions to help middle school students with geometric concepts.

Dr. Math's Geometry Site
Everything you ever needed to know about elementary and high school geometry is listed here.

Everything You Need to Know About Geometry
Offers a special page on constructions and plenty of sample problems to help you understand the concepts.

Formulas and Facts
A must for the learner of Geometry. A great resource that addresses all the geometric formulas and facts.

Geometry Basics for Middle and High School
Step by step tutorials with quizzes that give scores for the geometry student. Addresses: the building blocks, relations and sizes, polygons, and three dimensional figures.

Geometry Basics
Student tutorials complete with a quiz to strengthen skills required for geometric concepts. High School.

Geometry in Action
This link offers various areas in which ideas from discrete and computational geometry apply in real life situations.(Design and Mfg. Graphics, Medicine etc.)

Parent Guide for Geometry
The Adobe Reader is required for this excellent series of guides to help students learn geometric concepts.

Topics in Geometry K-College Level
An excellent resource for Geometry for all grades, topics. An excellent resource for teachers and students.

Polygons 101
What are Polygons? An Overview of Polygons