On Demand

Coordinate plane

We use coordinates to describe where something is. In geometry, coordinates say where points are on a grid we call the "coordinate plane".This course contains 6 segments:Coordinate plane: quadrant...

Khan Academy

On Demand

Area and perimeter

Area and perimeter help us measure the size of 2D shapes. We’ll start with the area and perimeter of rectangles. From there, we’ll tackle trickier shapes, such as triangles and circles.This course...

Khan Academy

On Demand

Systems of equations

Solving a system of equations or inequalities in two variables by elimination, substitution, and graphing.This course contains 6 segments:Systems of equations overviewThis video series covers...

Khan Academy

On Demand

Functions

Functions are mathematical entities that assign unique outputs to given inputs. Sounds simple? Think again! In this topic you will evaluate, graph, analyze, and create various types of...

Khan Academy

On Demand

Sequences

Learn about the various ways in which we can define sequences; Use and construct arithmetic and geometric sequences.This course contains 6 segments:Introduction to arithmetic sequencesLearn about...

Khan Academy

On Demand

Transformations

In this topic you will learn about the most useful math concept for creating video game graphics: geometric transformations, specifically translations, rotations, reflections, and dilations. You...

Khan Academy

On Demand

Congruence

Learn what it means for two figures to be congruent, and how to determine whether two figures are congruent or not. Use this immensely important concept to prove various geometric theorems about...

Khan Academy

On Demand

Similarity

Learn what it means for two figures to be similar, and how to determine whether two figures are similar or not. Use this concept to prove geometric theorems and solve some problems with polygons.This...

Khan Academy

On Demand

Analytic geometry

In analytic geometry, also known as coordinate geometry, we think about geometric objects on the coordinate plane. For example, we can see that opposite sides of a parallelogram are parallel by...

Khan Academy

On Demand

Circles

Explore, prove, and apply important properties of circles that have to do with things like arc length, radians, inscribed angles, and tangents.This course contains 14 segments:Circle basicsMake sure...

Khan Academy