Handout
Johan Claeys

Math Abundance: The Parabola

For Students 9th - 10th Standards
Defines parabolas, their properties, gives parametric equations, tangent line in a point D of a parabola, etc.
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.
Activity
Texas Instruments

Texas Instruments: Writing Equations of Parabolas in Vertex Form

For Teachers 9th - 10th
Students use their knowledge of the vertex form of a quadratic equation to graph parabolas, given a specific move to make.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Identification of Quadratic Models

For Students 8th
[Free Registration/Login may be required to access all resource tools.] Understanding the equations of parabolas
Activity
Texas Instruments

Texas Instruments: Exploring Standard Form of a Quadratic Function

For Teachers 9th - 10th
Students explore y=ax^2+bx+c using the transform graphing application. Teacher calculator is used with Navigator to send device settings, the equation format and initial coefficient values to all students. Worksheet includes all student...
Unit Plan
Government of Alberta

Learn Alberta: Math Interactives: Exploring Parabolas and Polynomial Equations

For Students 7th - 9th
This multimedia Learn Alberta math resource looks at how parabolas and polynomial equations are used to study an object's flight path. The accompanying interactive component lets students explore and make comparisons of the flight paths...
Website
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Rotating Parabolas

For Students 9th - 10th Standards
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.
Website
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Parabola Given Three Points

For Students 9th - 10th Standards
This site gives a student a hint of how to determine the equation of a parabola when given three points on the parabola. The Dr. only hints at the solution, encouraging thinking on behalf of the student.
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.
Website
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Parabolic Equation of an Arch

For Students 9th - 10th
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.
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,...
Lesson Plan
Other

Nearpod: Quadratic Equations: Intro & Factoring

For Teachers 9th - 10th
In this instructional activity, students will learn the main parts of a parabola and solve quadratic equations by factoring.
Activity
Texas Instruments

Texas Instruments: Transforming Parabolas

For Teachers 9th - 10th Standards
1. Students will be able to review how to find the vertex of a parabola using a graphing calculator. 2. Students will be able to observe the relationship between the values of a, h and k and the graph of a parabola in vertex form. 3....
Unit Plan
Concord Consortium

Concord Consortium: Graphing Quadratic Equations

For Students 9th - 10th Standards
Students learn to graph the equation of a quadratic function using the coordinates of the vertex of a parabola and its x-intercepts.
Handout
Windstream

Ojk's Precalculus Study Page: Parabolas

For Students 9th - 10th Standards
Good study tutorial about parabolas. There are examples of finding the equation of the parabola or the focal point and directrix that students can examine and attempt.
Website
Purple Math

Purplemath: Conics: Parabolas: Introduction

For Students 9th - 10th Standards
This reference material introduces the terms and equations related to parabolas in the context of conics. Also, relates concepts to previously-learned material and shows how to 'read' from the 'conics' form of the parabola equation.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Graphs of Quadratic Functions in Intercept Form

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Understanding the graphs of a parabola given equations. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
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.
Activity
Texas Instruments

Texas Instruments: Investigating the Parabola in Vertex Form (Y = Ax2

For Teachers 9th - 10th
In this activity, students investigate the standard form of the quadratic function, y = ax^2 + bx + c. They investigate the changes on the graph of a quadratic equation that result from changes in A, B, and C. They also locate the vertex...
Unit Plan
University of Georgia

University of Georgia: Writing Quadratic Equations

For Students 9th - 10th Standards
In this lesson, students will learn how to find an equation of a quadratic function when given the vertex of the parabola, and how to find the equation that defines a quadratic function when given three points.
Website
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Equations of Conics

For Students 9th - 10th Standards
Posed with a student question about equations of conics, Dr. Math provides some insight on the standard form of parabolas, ellipses, and hyperbolas. One example is shown.
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.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Systems of Inequalities

For Students 9th - 10th Standards
Hotmath provides 21 practice problems dealing with systems of equations and inequalities. Each of the practice problems include a step-by-step guide for solving their algebraic problem.
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.