7.1 Ratio and Proportion
www.youtube.com/watch?v=95if0azn2L0&list=PLJwd9DURZ_VJRfKLpBr8CxnWHZmVGCsO6&index=2&t=0s
7.3 Similar Triangles
7.4 Parallel Lines and Proportional Parts
7.5 Parts of Similar Triangles
8.1 Geometric Mean
8.2 The Pythagorean Theorem and its Converse
8.3 Special Right Triangles
8.4 Trigonometry
8.5 Angles of Elevation and Depression
9.1 Reflections
9.2 Translations
9.3 Rotations
9.4 Compositions of Transformations
9.5 Symmetry
9.6 Dilations