Grade 9 Mathematics
4 Seasons
Grade 9 mathematics serves as a fundamental stepping stone in students’s mathematical journey, providing a comprehensive introduction to key mathematical concepts and skills. This grade level covers a diverse range of topics designed to build a solid foundation for more advanced mathematical study.
Excelling at Grade 9 mathematics is important as it helps providing a strong foundation for mastering mathematical principles.

08:41Episode 1
Functions and Relationships
Episode 1
In this lesson, you will learn how to determine the input, output and rules for patterns and relationships using flow diagrams, tables and equations. Furthermore, you will be able to determine, interpret and justify the equivalence of different descriptions of the same relationship or rule presen...

08:59Episode 2
Graphs Part 1: Interpreting Graphs
Episode 2
In this lesson, you will learn how to Interpret graphs by identifying the x and yintercepts. By the end of this lesson, you will know what a cartesian plane is and how to identify if a linear function is increasing or decreasing.

10:03Episode 3
Graphs Part 2: Gradient
Episode 3
In this lesson, you will learn how to determine the gradient and equation of a straight line. By the end of this lesson, you will know the equation of the gradient which is the vertical rise over the horizontal run.

09:32Episode 4
Graphs Part 3: Drawing Graphs
Episode 4
In this lesson, you will master drawing linear graphs from given equations and tables as well as determining equations from given linear graphs.

05:23Episode 5
Transformations Part 1: Translation
Episode 5
Recognize, describe and perform transformations with points, line segments and simple geometric figures on a coordinate plane, focusing on the reflection in the xaxis or yaxis.

08:57Episode 6
Transformations Part 2: Reflection
Episode 6
In this lesson you will recognize, describe and perform transformations with points, line segments and simple geometric figures on a coordinate plane, focusing on the reflection in the xaxis or yaxis.

Geometry of Straight Lines Part 1: Angle Relationships
Episode 7
In this lesson, you will explore how to describe the relationship between angles formed by perpendicular lines, intersecting lines and parallel lines cut by a transversal.

Geometry of Straight Lines Part 2: Solving Problems
Episode 8
In this lesson, you will be solving geometric problems using the relationships between pairs of angles.

08:26Episode 9
Geometry of 2D: Shapes and Space
Episode 9
In this lesson, you will know the different types of triangles and how to find the size of the unknown angles using the Theorem of Pythagoras.