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eBook
Ck 12: Interactive Geometry: 6.6 Theorems Involving Similarity eBook
CK-12 Foundation

Ck 12: Interactive Geometry: 6.6 Theorems Involving Similarity

For Students 9th - 10th Standards
Learn the many theorems about triangles that you can prove using similar triangles.
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Handout
Purplemath: Proportions: Introduction Handout
Purple Math

Purplemath: Proportions: Introduction

For Students 6th - 8th Standards
Explains the basics and terminology of proportions.
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