Unit Plan
CK-12 Foundation

Ck 12: Algebra: Quadratic Formula

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Use the quadratic formula to solve equations and find the vertex of parabolas.
Unit Plan
CK-12 Foundation

Ck 12: Analysis: General Forms of Conic Sections

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students review the general forms of conic section equations, identifying conic sections from their equations. Students examine guided notes, review...
Unit Plan
CK-12 Foundation

Ck 12: Analysis: General Forms of Conic Sections

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers changing a general second-degree equation into the standard form of a parabola, ellipse, circle or hyperbola. Students examine guided notes,...
Activity
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: How Many Points Determine a Parabola?

For Students 9th - 10th
This site discusses how many point determine a parabola and then gives an example of finding the equation of a parabola given the sufficient number of points located on the parabola.
Website
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Graphing a Parabola

For Students 9th - 10th
Dr. Math helps a student interpret the equation of a parabola so that the student understands how each part of the equation effects the graph.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F if Parabolas and Inverse Functions

For Teachers 9th - 10th Standards
This task assumes an understanding of the relationship between functions and equations. Learners try to solve equations in order to find the inverse of a function given in equation form: when no such solution is possible, then the...
Activity
Texas Instruments

Texas Instruments: Standard Form of a Parabola

For Teachers 9th - 10th
This activity will help students work with the standard form of a parabola y = a(x - h)^2 + k by writing an equation given the vertex and a point.
Activity
Texas Instruments

Texas Instruments: Intersection of a Line With a Parabola

For Teachers 9th - 10th
In this activity, students use Computer Algebra System (CAS) tools to find intersections of linear and non-linear equations. They confirm their answers by graphing the equations on the calculator.
Activity
Texas Instruments

Texas Instruments: Conic Equations

For Teachers 9th - 10th Standards
This Learn Check file is a review of writing conic sections given the graph of a conic section. Students are asked to use the graphs to write the equations for a ellipse, circle, parabola, and hyperbola.
Activity
Texas Instruments

Texas Instruments: Let's Play Ball With Families of Graphs

For Teachers 9th - 10th
This activity is designed for students to use real-time data to generate a family of parabolic graphs. The data set will be generated by graphing the heights of a ball bounce with respect to time. Students will determine the regression...
Handout
University of Saskatchewan (Canada)

University of Saskatchewan: Circles and Other Conics

For Students 9th - 10th Standards
Gives brief description and standard equations for the four conic sections. Includes pictures, examples, and practice problems.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F if.c.7.a, a sse.b.3, F if.c.7: Graphs of Quadratic

For Teachers 9th - 10th
During this task, students will realize that equivalent expressions produce the same graph. The lesson plan will lead to discussions about the value of different forms of equations. Aligns with F-IF.C.7.a, A-SSE.B.3, and F-IF.C.7.
Website
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Parabola Problems

For Students 9th - 10th
Dr. Math tackles a problem about culverts. This is in response to question posed by a student.
Unit Plan
CK-12 Foundation

Ck 12: Analysis: Planes in Space

For Students 11th - 12th
[Free Registration/Login may be required to access all resource tools.] The equation of a plane on an x, y, z coordinate graph
Handout
Other

Platonic Realms: Function

For Students 9th - 10th Standards
Resource provides an introduction to conics. A picture of each conic, the definition, and a brief discussion about the standard form of conic equations are given, along with encouragement to master conics.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Conic Sections

For Students 9th - 10th Standards
Hotmath provides 26 practice problems relating to conic sections. Each of the practice problems include a step-by-step guide for solving their conic.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Quadratic Functions and Their Graphs

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Graph and compare graphs of quadratic functions in the coordinate plane.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Quadratic Functions and Their Graphs

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn the anatomy of the graph of a quadratic function.
Website
Discovery Education

Discovery Education: Web Math: Plots and Geometry

For Students 9th - 10th Standards
This site provides descriptions and helpful hints regarding conic sections - circles, parabolas, ellipses, and hyperbolas. Content also includes interactive problem solvers complete with a full analysis of the math behind the answer.
Unit Plan
Concord Consortium

Concord Consortium: Quadratic Functions in Vertex Form

For Students 9th - 10th
Given the equation of a quadratic function in vertex form, students learn to identify the vertex of a parabola from the equation, and then graph the parabola.
Handout
Purple Math

Purplemath: Conics: An Overview

For Students 9th - 10th Standards
Introduces the basics of conics in algebra, including a flow-chart for determining which sort of conic is represented by a given equation.
Website
National Council of Teachers of Mathematics

The Math Forum: Quadratic Formulas, Equations, Parabolas

For Students 9th - 10th Standards
Dr. Math here at the Math Forum, in a reply to a student question, helps find the vertex and coordinates of the parabola. The information is somewhat brief, but factual, and worth checking out.
Activity
Other

Dans Math: Lessons: Intermediate Algebra

For Students 9th - 10th Standards
College professor Dan Bach presents a review of algebra concepts, including factoring, quadratic equations, and graphing parabolas. The examples are detailed, but easy to follow. This is a good site for reviewing before tests and quizzes.
Activity
Paul Dawkins

Paul's Online Notes: Algebra: Common Graphs

For Students 9th - 10th Standards
Students investigate how to graph a wide variety of equations and functions. Topics explored are lines, rational functions, parabolas, ellipses, and transformations. Class notes, definitions, and examples with detailed solutions are...