National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Equation of a Parabola
Dr. Math, in a reply to a student question, shows how a parabola is just a quadratic equation.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Parabolic Equation of an Arch
A student, in writing to Dr. Math, wants to know how to find the equation of the parabola of McDonald's arches. Dr. Math helps the student get started with the problem.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Rotating Parabolas
Dr. Math, in a reply to a student question, shows how to derive the equation of a parabola for situations when the line of symmetry is not || to one of the axes.
National Council of Teachers of Mathematics
The Math Forum: Defining Geometric Figures
This site provides an in-depth definition of a two-dimensional figure and a three-dimensional figure. Related terms include arcs, vertices, polygon, and many more.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: About Pi
This site provides an in-depth discussion on what pi is. It gives a brief history revealing what the Egyptians and Babylonians estimated pi at.
National Council of Teachers of Mathematics
The Math Forum: Elementary Geometry Circles
The Math Forum offers an archive of question and answer sessions on circles and how they relate to geometry.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Area of a Cone
This question and answer site is about finding the area of a cone when the height and the angle at the convergence point are given. The site goes on to explain how a cone relates to a circle.
National Council of Teachers of Mathematics
The Math Forum: Parallel Lines and Conic Sections
Dr. Math and a couple of students discuss the possibility of whether parallel lines can be constructed as a degenerate case of conics.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Conic Sections and Parallel Li
This question and answer site from Dr. Math at the Math Forum looks at the situation of cutting a cone with a plane to get parallel lines. Can this be done?
National Council of Teachers of Mathematics
The Math Forum: Tessellation Tutorials
This site provides a wealth of tutorials regarding tessellation. Content ranges from basic definitions of what tessellation is, to the math behind it, to various learning activities.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Regression Method
This page goes over what regression method is and how a regression line fits in. Dr. MAth also suggests a book on regression if you are interested.
National Council of Teachers of Mathematics
The Math Forum: Drexel University: Math Forum: 3 D Drawing and Geometry
Instructions on a simple way to get started drawing in 3-D by drawing objects using an isometric grid.
National Council of Teachers of Mathematics
The Math Forum: Graphing Linear Equations
This site from The Math Forum provides chat areas, simulations, JAVAapplets, problems, answers, puzzles, quizzes and tutoring! Links are also provided for additional information.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Polynomial Inequality Problem
This site from Drexel University answers student question about solving polynomial inequalities, "Dr. Math" provides a fairly thorough explanation in how to solve such problems.
National Council of Teachers of Mathematics
The Math Forum: Factoring Polynomials
Links to numerous question/answer sessions on factoring polynomials.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Long Division of Polynomials
Question and Answer session on long division of polynomials involving remainders. See how this problem was solved.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Solving Polynomials
Question and Answer forum about solving a polynomial equation. See how this problem was solved correctly.
National Council of Teachers of Mathematics
The Math Forum: Nctm: Ask Dr. Math: Binomial Theorem by Induction
Question-and-answer page about a proof of the Binomial Theorem by induction.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Dividing Polynomials
Math Forum offers an example of how to simplify a complex rational expression by factoring.
National Council of Teachers of Mathematics
The Math Forum: Nctm: Ask Dr. Math: Zeros of Polynomials
Math Forum offers an example of how to find the zeros of a polynomial equation.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: De Moivre's Theorem Usefulness
This site gives a short history of de Moivre's life; listing many of mathematical findings.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Horizontal and Vertical Asymptotes
Dr. Math answers 'why would a line cross a horizontal asymptote?'.
National Council of Teachers of Mathematics
The Math Forum: Math Library Maple
This site from The Math Forum provides links to sites that relate to solving linear equations by using Maple and other techniques. This site contains on line text books for higer math courses.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math; Interest
This Math Forum site gives links students' inquiries involving calculating both simple and compound interest for a variety of situations.