Khan Academy

Dilating shapes: shrinking (K-A)

Dilations and properties (K-A)

Dilations: center (K-A)

Dilations: scale factor (K-A)

Defining transformations (K-A)

Identifying type of transformation (K-A)

Intro to reflective symmetry (K-A)

Precisely defining rotations (K-A)

Proofs with transformations (K-A)

Sequences of transformations (K-A)

Finding a quadrilateral from its symmetries (example 2) (K-A)

Finding a quadrilateral from its symmetries (K-A)

Intro to rotational symmetry (K-A)

Interpreting equations graphically (example 2) (K-A)

Interpreting equations graphically (K-A)

Solving equations graphically (1 of 2) (K-A)

Solving equations graphically (2 of 2) (K-A)

Solving equations graphically (K-A)

Quadratic systems: a line and a circle (K-A)

Quadratic systems: algebraic solution (K-A)

Quadratic systems: both variables are squared (K-A)

Quadratic systems: graphical solution (K-A)

Quadratic systems: no solution (K-A)

Symmetry of algebraic models-link (K-A)

Symmetry of algebraic models-video (K-A)