1. Chapter 7 Similar Figures

2. Lesson Plan Tuesday January 14 / Wednesday Jan 15  7.1: A Review of Ratios and Proportions  7.2: Similar Polygons Thursday Jan 16/Tuesday Jan 21  7.3: Proving Triangles Similar  7.4: Similar Right Triangles Wednesday Jan 22/ Thursday Jan 23  7.4: Similar Right Triangles - continued  7.5: Proportions in Triangles

3. 7.1 Ratios and Proportions Vocabulary:  Proportions  Cross Products  Unit Amount  Equivalent proportions Watch this video: http://www.khanacademy.org/math/algebra/ratio-proportion- topic/ratios_algebra/v/writing-proportions

4. 7.2 Similar Polygons Vocabulary:  Similar Polygons: have corresponding angles and the congruent corresponding sides are proportional  Extended Proportions: compare sides within a polygon  Similarity Statement:  Scale Factor Watch these videos: http://www.khanacademy.org/math/geometry/similarity/similarity-and- transformations/v/quadrilateral-similarity-by-showing-congruent-angles http://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/v/similar-triangle- basics

5. 7.3 Proving Triangles Similar Vocabulary:  AA Similarity  SAS Similarity  SSS Similarity Watch this video: http://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/v/ similarity-postulates

6. 7.4 Similarity in Right Triangles Vocabulary  Altitude  Geometric mean  Segment of hypotenuse = adjacent leg adjacent leghypotenuse Watch this video: http://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/v/ similarity-example-where-same-side-plays-different-roles

7. 7.5 Proportions in triangles Vocabulary  Side-Splitter Theorem  Triangle Angle Bisector Theorem Watch this video: http://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/v/ similarity-example-problems