Other
Platonic Realms: Conics
This resource provides in depth information on the conic sections. Click on the underlined words for definitions and diagrams.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Conic Sections
Hotmath provides 26 practice problems relating to conic sections. Each of the practice problems include a step-by-step guide for solving their conic.
Purple Math
Purplemath: Conics: Hyperbolas
A three-part tutorial that discusses the basic terms, definitions, and formulas related to hyperbolas.
Texas Instruments
Texas Instruments: Numb3 Rs: Getting in Focus
In an episode of "Numb3rs" called "Harvest," Charlie figures out that an ambulance did not travel in a straight line. Knowing the starting point and the ending point (the foci), Charlie finds the ellipse that shows all the possible...
Texas Instruments
Texas Instruments: Conic Sections
These questions ask students to write the equations of conic sections given a variety of information. Students are also asked to find the foci of an ellipse and the asymptotes of a hyperbola. Solutions and explanations are included.
Texas Instruments
Texas Instruments: Conics as a Locus of Points
Students investigate the definition of a parabola through one of its geometric definitions. They study conic sections. They examine an ellipse as a locus of points such that the sum of distances from the foci to the traced path is constant.
Texas Instruments
Texas Instruments: Numb3 Rs: Waxing Elliptical
Based off of the hit television show NUMB3RS, this lesson introduces students to the ellipse, especially it's foci. Students create an ellipse on wax paper by repeatedly folding a circle to meet a chosen internal point. When finished,...
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Conicas: Esferas De Dandelin
Conics are planar curves obtained by intersecting a cone with a plane. In this unit you will be able to visually interactively the different conic sections.
Other
The Ellipse
Good site about the ellipse. The site is very comprehensive and detailed in its explanations
McGraw Hill
Glencoe Mathematics: Online Study Tool: Self Check Quiz on Ellipses
The online assessment exhibits knowledge of advanced mathematical concepts in Trigonometry. The questions evaluate students on the topic of ellipses.
McGraw Hill
Glencoe Mathematics: Online Study Tool: Self Check Quiz on Hyperbolas
The online assessment exhibits knowledge of advanced mathematical concepts in Trigonometry. The questions evaluate students on the topic of hyperbolas.
Analyze Math
Analyze Math: Equation of Ellipse
Learners investigate the ellipse equation. The tutorial examines intercepts, foci, sketching ellipses, major axes,and minor axes. Examples with detailed solutions are included.
Analyze Math
Analyze Math: Equation of Hyperbola: Graphing Problems
Learners investigate the hyperbola equation. The tutorial examines intercepts, foci, and sketching hypberbolas. Examples with detailed solutions are included.
Purple Math
Purplemath: Conics: Ellipses: Introduction
Introduces the basic terms, variables, and equations for ellipses, and discusses their physical properties.
CK-12 Foundation
Ck 12: Analysis: Hyperbola Equations and the Focal Property
[Free Registration/Login may be required to access all resource tools.] Students learn by exploring the focal property and graphing hyperbolas. Students examine guided notes, review guided practice, watch instructional videos and attempt...
Integrated Publishing
Web Algebra: The Ellipse
A lengthy example on how to formulate the equation of an ellipse.
Math Open Reference
Math Open Reference: Foci (Focus Points) of an Ellipse
Learn about the foci of an ellipse with this helpful reference tool. Provides a detailed definition and an interactive activity that enhance further explanation. Includes links to related topics.
University of Illinois
University of Illinois Urbana Champaign: Chickscope Egg Math: The Shape of an Egg
Drawing a perfect ellipse with pins and string is demonstrated with a java simulation.
Math Words
Math words.com: Foci of an Ellipse
The definition for foci for an ellipse is given and the definition for ellipse is given. Also gives a diagram and the equation for an ellipse in standard form.
Math Words
Math words.com: Hyperbola
A definition for what a hyperbola is along with example diagrams of what horizontal and vertical hyperbolas are and gives the standard form equation.
Math Words
Math words.com: Foci, Hyperbola
An explanation of what the foci is as it relates to hyperbolas. An accompanying illustration is also included.
National Council of Teachers of Mathematics
The Math Forum: Foci of an Ellipse
The question, "If the major and minor axis of an ellipse are given, how do I find the focus points?" is answered at the Math Forum.
Math Words
Math words.com: Vertices, Ellipse
Basic definition for the vertex of an ellipse. Shown in a pictoral example as well.