16S3: EM Congruence and Similarity by Gary Ang | Jun 26, 2016 | 16S3, Board-casts | 0 comments [vimeography id="576"] In this lesson, we discussed congruence and similarities in triangles. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ