Lesson Plan
Alabama Learning Exchange

Alex: Quadrilaterals

For Teachers 9th - 10th
This is an inquiry lesson used to review Algebra 1 objectives by applying them to geometry concepts. Students explore the properties of quadrilaterals and classify them by definition. This lesson can be use in geometry classes. Students...
Handout
Math Open Reference

Math Open Reference: Secant

For Students 9th - 10th Standards
Learn about secants with this helpful reference tool. Provides a detailed definition and examples that enhance further explanation. Includes links to related topics.
Unknown Type
Math Aids

Math Aids: Geometry

For Teachers 4th - 8th Standards
Great resource to practice and strengthen math skills pertaining to Geometry. Math worksheets are printable, may be customized, and include answer keys.
Lesson Plan
Michigan State University

Michigan State University: Biometrics: Hand Geometry

For Teachers 9th - 10th Standards
Students use hand geometry to prove their own identification.
Handout
Wikimedia

Wikipedia: Plane of Symmetry

For Students 9th - 10th
This site from the free encyclopedia, Wikipedia, provides a basic definition for plane of symmetry. Links are given for additional information on related subjects.
Handout
ArtLex

Art Lex: Vanishing Point Definition

For Students 9th - 10th
Contains a definition of the word, vanishing point.
Handout
ArtLex

Art Lex: Horizon Line

For Students 9th - 10th
Scroll down to find a definition of horizontal with hyperlinks to other definitions on the site.
Activity
Other

Art Education: Drawing in One Point Perspective

For Students 9th - 10th Standards
A fascinating interactive site showing how to use lines in on-point perspective drawings.
Website
Other

Academic Info: Mathematics Gateway

For Students 9th - 10th
This site provides a comprehensive index and general directory to math sites that will help students in the study of circles.
Handout
Wolfram Research

Wolfram Mathworld: General Solid Geometry

For Students 9th - 10th Standards
This page has links to general solid geometry topics, including depth, height, width, and length. A good introductory site into geometry.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Altitudes & Orthocenters: Making Connections...

For Students 9th - 10th
This site describes altitudes and orthocenters in triangles and their connections with the nine-point circle.
Graphic
Curated OER

Planes

For Students Pre-K - 1st
geometry