Curated OER
Modeling With Quadratics
Students investigate quadratics through word problems. In this algebra lesson plan, students models the number of registered males in apprenticeship programs. They investigate the transformation of quadratic function on a coordinate plane.
Curated OER
Reading Graphs
Students plot functions on the Cartesian coordinate plane. They explore lines and parabolas. Students analyze graphs and answer questions about the information presented on the graph using an online program.
Curated OER
Conic Sections
Learners, while using a graphing calculator, graph systems of conic sections as well as identify their solutions. They complete various word problems dealing with conic sections with their calculators. In addition, students sketch graphs...
Curated OER
Exploring Quadratic Graphs
In this algebra worksheet, students solve quadratic equations. They factor and graph their solutions. There are 5 questions with an answer key.
Curated OER
Algebra Exam
In this algebra worksheet, 11th graders graph, parabolas, absolute value and cubic functions. They factor polynomials and simplify roots. There are 75 questions.
Curated OER
Worksheet 34 - Fall 1995
In this math worksheet, students sketch the finite area whose boundary is composed of pieces of the curves x =1− y 4 and x = y2 − 1.
Alabama Learning Exchange
Ellipse
Students explore the concept of ellipses. In this ellipses lesson, they construct ellipses on their paper and follow directions on a worksheet that allow them to investigate an ellipse in more depth by looking at the major axis, foci, etc.
Curated OER
The Quadratic Formula
Students solve quadratic function by completing the square. In this algebra lesson, students use the quadratic formula to factor quadratics and find the roots. They graph the parabola and identify its properties.
Curated OER
Hang Time
Students discuss how all objects fall at the same rate and vertical motion is independent of the horizontal motion. Students apply this information to center of mass activities before solving equations.
Curated OER
Additional Context Problems for Quadratic Models
Working with real world applications of quadratic models, students solve four practical problems requiring the use of the quadratic equation. They are guided through the process by a series of questions following each problem.
Curated OER
The Old Chicken Run Problem
Sixth graders apply problem solving strategies to work with a real life situation in which they need to determine the area. They determine the area of chicken runs that are rectangular in shape when give a partial perimeter.
Curated OER
Word Problems
In this algebra worksheet, students solve word problems using algebra. They factor using the quadratic formula and complete the square. There are 4 problems with an answer key.
Curated OER
Graphs and Functions
Students are introduced to plotting functions on the Cartesian coordinate plane seen several categories of functions, including lines and parabolas
Curated OER
Introduction to Conic Sections
Learners slice cones and identify the different conics formed. They then derive the formula to solve problems involving cones. Pull out the TI calculators to visualize the slicing and the different parts and properties created.
Curated OER
Graphing Square Root and Other Radical Functions
In this activity, students graph the square root and other radical functions by examining the parent function and the translations and shifts that occur within the function family. The two page activity contains twelve problems.
Khan Academy
Khan Academy: Equation of a Parabola From Focus and Directrix
Given the focus and the directrix of a parabola, find its equation. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Equation of a Parabola From Focus & Directrix
Given the focus and the directrix of a parabola, find its equation.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Applying the Definition of a Parabola
Dr. Math responds to a student question about parabolas. The student asks a series of questions about a parabola, including how to derive the formula of a parabola from the definition, a parabola is the set of all point equal distance...
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.
Texas Instruments
Texas Instruments: Standard Form of a Parabola
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.
Interactive Mathematics
Interactive Mathematics: Find Equation of a Quadratic Function From Its Graph
A detailed explanation of how to find a quadratic equation from its graph using different methods, including using software.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Parabola Equation
Dr. Math, in a reply to a student's question, describes how to obtain the equation of a parabola.
Texas Instruments
Texas Instruments: Curve Fitting for a Parabola
This is a TI-Navigator Activity Center file that is used as a class warm up or for checking understanding. Students are to contribute an equation of a parabola that will pass through the most number of sunflowers.
Discovery Education
Discovery Education: Web Math: Graphing Parabolas
WebMath offers a java applet that allows you to input the equation of a parabola, in one of many forms, and gives you a graph of the parabola along with an explanation of how the graph was drawn.