Handout
Granite School District

7th Grade CCSS Math Vocabulary Word List

For Teachers 7th
Address key vocabulary in the seventh grade Common Core Math Standards with this comprehensive list. A series of word cards is also provided that supports each term with images and examples, making this an excellent tool for teaching the...
Handout
University of Georgia

University of Georgia: Inter Math: Triangle Inequality

For Students 9th - 10th
This site has a description of the triangle inequality theorem along with a visual representation, and animation explaining the triangle inequality rule with the radii of circles at the segment endpoints. Links to related terms, more...
Handout
Wolfram Research

Wolfram Math World: Triangle Inequality

For Students 9th - 10th
This MathWorld site gives a good explanation of triangle inequality. The reader should be familiar with summation notation.
Handout
Math Open Reference

Math Open Reference: Triangle Inequality Theorem

For Students 9th - 10th
Explore the triangle inequality theorem with this helpful reference tool. Provides a detailed definition and an interactive activity that enhances further explanation. Includes links to related topics.
Handout
CK-12 Foundation

Ck 12: Geometry: Inequalities in Triangles Study Guide

For Students 9th - 10th
This study guide on triangle inequalities discusses comparing angles and sides, the Triangle Inequality Theorem, and the Hinge Theorem. It is available for download with free registration.
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Math Open Reference

Math Open Reference: Triangle Inequality Theorem Converse

For Students 9th - 10th
Learn about the Triangle Inequality Theorem Converse with this helpful reference tool. Provides a definition and interactive that enhance further explanation. Includes links to related topics.
Handout
Geometry Help

Geometry Help: Triangle Inequalities

For Students 9th - 10th Standards
Explains the basic concept of triangle inequalities with step-by-step instructions and methods for solving specific problems on your own relating to this topic.
Handout
Math Open Reference

Math Open Reference: 45 45 90 Triangle

For Students 9th - 10th Standards
Explore the triangle inequality theorem with this helpful reference tool. Provides a detailed definition and an interactive activity that enhances further explanation. Includes links to related topics.
Handout
Clark University

Clark University: Dave's Short Trig Course: Complex Numbers: Absolute Value

For Students 9th - 10th Standards
Contains detailed information on absolute values for complex numbers.
Handout
Math Open Reference

Math Open Reference: A Formal View of Limits

For Students 9th - 10th
Explore the triangle inequality theorem with this helpful reference tool. Provides a detailed definition and an interactive activity that enhances further explanation. Includes links to related topics.
Handout
Math Open Reference

Math Open Reference: Alternate Interior Angles

For Students 9th - 10th
Explore the triangle inequality theorem with this helpful reference tool. Provides a detailed definition and an interactive activity that enhances further explanation. Includes links to related topics.
Handout
Geometry Help

Geometry Help: Hinge Theorem

For Students 9th - 10th Standards
Provides a detailed definition of the Hinge Theorem with step-by-step instructions and methods for solving problems on your own.

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