## All in One PlaceEverything you need for better marks in university, secondary, and primary classes. | ## Learn with EaseWe’ve mastered courses for WA, NSW, QLD, SA, and VIC, so you can study with confidence. | ## Instant and Unlimited HelpGet the best tips, walkthroughs, and practice questions. |

#### Make math click 💡 and get better grades! Join for Free

##### 1Pythagorean Theorem

##### 2Surface Area and Volume

##### 3Circles

##### 4Scale Factors and Similarity

##### 5Trigonometry

- 5.1Use sine ratio to calculate angles and sides (Sin = $\frac{o}{h}$ )
- 5.2Use cosine ratio to calculate angles and sides (Cos = $\frac{a}{h}$ )
- 5.3Use tangent ratio to calculate angles and sides (Tan = $\frac{o}{a}$ )
- 5.4Combination of SohCahToa questions
- 5.5Solving expressions using 45-45-90 special right triangles
- 5.6Solving expressions using 30-60-90 special right triangles
- 5.7Word problems relating ladder in trigonometry
- 5.8Word problems relating guy wire in trigonometry
- 5.9Other word problems relating angles in trigonometry

- 5.1Use sine ratio to calculate angles and sides (Sin = $\frac{o}{h}$ )
##### 6Sine Rule and Cosine Rule

##### 7Bearings

##### 8Linear Functions

- 8.1Distance formula: $d = \sqrt{(x_2-x_1)^2+(y_2-y_1)^2}$
- 8.2Midpoint formula: $M = ( \frac{x_1+x_2}2 ,\frac{y_1+y_2}2)$
- 8.3Gradient equation: $m = \frac{y_2-y_1}{x_2- x_1}$
- 8.4Gradient intercept form: y = mx + b
- 8.5General form: Ax + By + C = 0
- 8.6Gradient-point form: $y - y_1 = m (x - x_1)$
- 8.7Rate of change
- 8.8Graphing linear functions using table of values
- 8.9Graphing linear functions using x- and y-intercepts
- 8.10Graphing from slope-intercept form y=mx+b
- 8.11Graphing linear functions using a single point and gradient
- 8.12Word problems of graphing linear functions
- 8.13Parallel and perpendicular lines in linear functions
- 8.14Applications of linear relations
- 8.15Perpendicular line equation

- 8.1Distance formula: $d = \sqrt{(x_2-x_1)^2+(y_2-y_1)^2}$
##### 9Simultaneous Equations

- 9.1Determining number of solutions to linear equations
- 9.2Solving simultaneous linear equations by graphing
- 9.3Solving simultaneous linear equations by elimination
- 9.4Solving simultaneous linear equations by substitution
- 9.5Money related questions in linear equations
- 9.6Unknown number related questions in linear equations
- 9.7Distance and time related questions in linear equations
- 9.8Rectangular shape related questions in linear equations
- 9.9Simultaneous linear-quadratic equations
- 9.10Simultaneous quadratic-quadratic equations
- 9.11Solving 3 variable simultaneous equations by substitution
- 9.12Solving 3 variable simultaneous equations by elimination
- 9.13Solving 3 variable simultaneous equations with no or infinite solutions
- 9.14Word problems relating 3 variable simultaneous equations

- 9.1Determining number of solutions to linear equations
##### 10Operations with Algebraic Expressions

- 10.1Simplifying algebraic fractions and restrictions
- 10.2Adding and subtracting algebraic fractions
- 10.3Multiplying algebraic fractions
- 10.4Dividing algebraic fractions
- 10.5Solving equations with algebraic fractions
- 10.6Applications of equations with algebraic fractions
- 10.7Simplifying complex fractions
- 10.8Partial fraction decomposition

- 10.1Simplifying algebraic fractions and restrictions
##### 11Reciprocal Functions

##### 12Statistics

##### 13Bivariate Data

##### 14Sequences

##### 15Introduction to Matrices

##### 16Properties of Matrices