Cool Math
Coolmath: Intro to Graphing the Cartesian (Rectangular) Coordinate System
A quick tutorial on the basics of the Cartesian (rectangular) coordinate system.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: The Rectangular Coordinate System
Find step-by-step examples to help learn four objectives based on ordered pairs in a Cartesian coordinate system.
Johan Claeys
Math Abundance: From a Cartesian Equation to a Polar Equa
Shows how to convert a cartesian equation (rectangular coordinates) to a polar equation.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Rectangular Coordinates
Here is a site that clearly and thoroughly explains the Cartesian coordinate system. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to students who have...
Interactive Mathematics
Interactive Mathematics: Rectangular Coordinates
Descriptions of x- and y-coordinates are presented, followed by an interactive game that demonstrates how to plot points on the coordinate plane. Examples and exercises are provided for practice.
CK-12 Foundation
Ck 12: Trigonometry: Polar to Rectangular Conversions
[Free Registration/Login may be required to access all resource tools.] This lesson teaches you how to change Polar coordinates into rectangular coordinates.
Help Algebra
Help algebra.com: Rectangular Coordinates
The parts of the coordinate plane are described and plotting ordered pairs is demonstrated with several examples. The four quadrants of the coordinate plane are also defined.
Tech Target
Whatis.com: Cartesian Coordinates
This site from Whatis.com provides a great definition of cartesian coordinates. The definition is medium-sized in length and has links to additional information as well.
CK-12 Foundation
Ck 12: Trigonometry: Rectangular to Polar Conversions
[Free Registration/Login may be required to access all resource tools.] Convert rectangular coordinates to polar coordinates.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Polar Coordinates
Hotmath provides 20 practice problems relating to polar coordinates and complex numbers. Each of the practice problems include a step-by-step guide for solving.
Paul Dawkins
Paul's Online Notes: Algebra: Graphing
Detailed math tutorial features notes and examples that take a look at the Cartesian (or Rectangular) coordinate system. Provides definitions of ordered pairs, coordinates, quadrants, and x and y-intercepts.
Texas Instruments
Texas Instruments: Transformations in Geometry
In this activity the teacher will send two lists, a window range, and an educational document via the TI-Navigator. Students will explore the reflections and rotations of a shape in the rectangular coordinate system.
CK-12 Foundation
Ck 12: Trigonometry: Polar to Rectangular Conversions
[Free Registration/Login may be required to access all resource tools.] Convert coordinates from polar to rectangular.
CK-12 Foundation
Ck 12: Trigonometry: Rectangular to Polar Form for Equations
[Free Registration/Login may be required to access all resource tools.] Convert equations from rectangular form to polar form.
Texas Instruments
Texas Instruments: Drawing on Your Knowledge
In this activity, students will understand the basic geometric concepts of parallelism and perpendicularity, and will also able to use rectangular coordinates to make congruent objects. They will display understanding of parts of...
CK-12 Foundation
Ck 12: Analysis: Polar Coordinates
[Free Registration/Login may be required to access all resource tools.] Definition of polar coordinates, plotting points on a polar coordinate graph
Mathematics Archives
Math Archives: Polar Coordinates
This site, which is provided for by the University of Tennessee, shows you how to use the polar coordinate system.
University of Nebraska
Rectangular Coordinates in 3 D
Advanced discussion of the components of a vector on a three dimensional plane is available here along with formulas and properties.
Ohio State University
Math 153: Graphing Polar Equations
Shows a way to graph polar equations using rectangular coordinates first.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
CK-12 Foundation
Ck 12: Polar Form of a Complex Number
[Free Registration/Login may be required to access all resource tools.] Here you will learn how to convert complex numbers from rectangular form to polar form. You will also explore the graphs of complex numbers on a polar graph.
Interactive Mathematics
Interactive Mathematics: Polar Form of Complex Numbers
Using vectors as a starting point, this site demonstrates how complex numbers can be written in polar form. Several examples are included that require you to write complex numbers in polar and rectangular form and also represent them...
Other
Central Michigan University: Point Slope Form
This resource features information on the point-slope form in geometry. It provides a good definition, several examples, and information on various forms.
Interactive Mathematics
Interactive Mathematics: Functions and Graphs
The system created by Rene Descartes (1596-1650 CE) is explored in depth, covering topics such as definitions, notation, evaluating, domain and range, graphing and more. Interactive examples and demonstrations are enhanced using Live...