CK-12 Foundation
Ck 12: Geometry: Aa Similarity (Intermediate)
[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to identify whether or not two triangles are similar using AA Similarity.
CK-12 Foundation
Ck 12: Interactive Geometry: 6.5 Sss Triangle Similarity
Explore and understand two triangles that are similar.
CK-12 Foundation
Ck 12: Interactive Geometry: 6.4 Sas Triangle Similarity
Explore and understand triangle similarity.
CK-12 Foundation
Ck 12: Interactive Geometry: 4.2 Theorems About Lines and Angles
Consider two parallel lines that are intersected by a transversal, and when it crosses the two others, many different angle pairs are formed. See the special properties of the angle pairs in this interactive.
Quia
Ixl Learning: Vertical Angles
Brush up on your math skills relating to vertical angles then try some practice problems to test your understanding.
Quia
Ixl Learning: Reflections
Brush up on your math skills relating to reflections then try some practice problems to test your understanding.
Quia
Ixl Learning: Rotations
Brush up on your math skills relating to rotations then try some practice problems to test your understanding.
Quia
Ixl Learning: Similar Triangles
Brush up on your math skills relating to similar triangles then try some practice problems to test your understanding.
Math.com
Math.com: Building Blocks: Classifying Angles
This geometry resource investigates types of angles. Definitions, detailed examples, and practice problems are included.
Quia
Ixl Learning: Similarity
Brush up on your math skills relating to similarity then try some practice problems to test your understanding.