Educaplus (Jesús Peñas Cano)
Educaplus: Suma De Vectores: Regla Del Paralelogramo
Visualize the sum of two vectors with this interactive activity.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Polar Coordinates
Find a quick, concise explanation of polar coordinates. An example is given and clearly explained.
Math Is Fun
Math Is Fun: Interactive Cartesian Coordinates
The interactive learning activity investigates Cartesian coordinates.
Math Is Fun
Math Is Fun: Introduction to Coordinates
What are coordinates? How do you plot coordinates? Find the answers to these questions and others, and follow links to learn more about Cartesian coordinates and to work with an interactive Cartesian coordinate tool.
Math Is Fun
Math Is Fun: Cartesian Coordinates
The tutorial examines Cartesian coordinates. The resource consists of detailed examples and explanations about the algebra concept.
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.
Shmoop University
Shmoop: Basic Algebra: Graphing X Y Points
Students learn how to plot points on a Cartesian graph. The tutorial explores the algebra concept through notes, examples, and practice exercises.
National Council of Teachers of Mathematics
The Math Forum: Vectors
This site from the Math Forum of Drexel University contains downloadable sketches and pictures related to vectors. You may need to down-load the Geometer's Sketchpad to view these pages.
Walter Fendt
Walter Fendt: Vector Equation of a Line in Three Dimensional Space
A short interactive activity to visualize the vector equation of a line in space. You will be able to change the coordinates and rotate it in different directions.
Educaplus (Jesús Peñas Cano)
Educaplus: Coordenadas Polares Y Cartesianas
This activity will help you to visualize the representation of a point in a Cartesian plane and in a polar plane.
Calculator Soup
Calculator Soup: Two Dimensional Distance Calculator
Use this calculator to calculate the distance between 2 points by entering 2 sets of coordinates in the 3-dimensional Cartesian coordinate system, (X1, Y1, Z1) and (X2, Y2, Z2), to get the distance formula calculation for the 2 points...
Wolfram Research
Wolfram Math World: Direction Cosine
This page discusses the direction cosine, which can be used to find the coordinates of a unit vector in the direction of any given vector. Includes some rather advanced formulas.
Other
Mathematical Construction of Spirals
This is a simple lesson plan introducing how to graph using polar coordinates.