Grade 10 Khan Academy

Practice:

• Calculating second differences in a table

• Identifying the key features of a parabola

(use Desmos.com to graph the equation)

A2. Transformations of Quadratics and Vertex Form

Videos:

• Using transformations to graph in vertex form

• Determine the equation of a graph in vertex form

Practice:

• Investigate a, h, and k

• Interpreting key features

• Graphing a quadratic in vertex form

Practice:

• Expanding quadratic expressions easier

• Expanding quadratic expressions harder

• Factoring quadratics easier

• Factoring quadratics harder

• Factoring differences of squares easy

• Factoring differences of squares medium

• Factoring differences of squares harder

• Factoring by grouping

• Factoring quadratics with 2 variables

• x-intercepts in factored form easier

• x-intercepts in factored form harder

• Completing the square

• Completing the square to find roots easier

• Completing the square to find roots harder

• Graphing parabolas in standard form

• Solving w/ the quadratic formula

• Solving quadratics by taking the square root

• Solutions of quadratic equations (number & type)

B1. Intersection of Lines

Videos:

• Elimination method easier

• Elimination method harder

• Substitution method

Practice:

• Elimination easier

• Elimination harder

• Solving systems by substitution

• Choosing substitution or elimination

• Word problems

• Solving systems by graphing

• Number of solutions - graphing

• Number of solutions

B3. Properties of triangles and quadrilaterals

Videos:

• Geometric properties of triangles

• Geometric properties of quadrilaterals

C1. Similar Triangles

Videos

• Solving similar triangles

• Similarity VS congruence

Practice:

• Determining similarity in triangles

• Determining similarity in triangles more

• Solving similar triangles easier

• Solving similar triangles harder

C3. Solve Problems Involving Acute Triangles

Videos:

• Sine law proof

• Cosine law proof

Practice:

• Sine law

• Cosine law

• Sine law & cosine law word problems