Curated OER
To Be Linear or Not to be Linear, That is the Question
Students use their knowledge and understanding of equations of lines to explore independent and dependent variables. They determine how to isolate a variable and how to predict data points not represented in data.
Curated OER
Reflections of a Linear Function
Students reflect functions about the X-axis, Y-axis, and origin. They derive equations for reflected functions using the website www.explorelearning.com.
Curated OER
Topic 2: Graphing 2-Variable Linear Equations
Students explore the concept of 2-variable equations and expressions. In this 2-variable equation and expression lesson, students translate 2-variable word problems into 2-variable equations and expressions.
Curated OER
Slopes of Lines
Learners examine a graph and relate it to the real world situation it depicts. They investigate changes in an equation and the appearance of a line. They investigate the connection between the graph of a situation and the meaning of the...
Curated OER
Introduction of Single and Multiple Linear Inequalities
Students solve linear inequalities. In this algebra lesson, students rewrite inequalities using one and two step equations. They graph their findings and identify the slope and solution of the line.
Curated OER
Application of Graph Theory
Students investigate different online tutorials as they study graphing. In this graphing lesson, students apply the concept of graphs cross curricular and use it to make predictions. They define the purpose and theories behind graphs.
Curated OER
Is there Treasure in Trash?
More people, more garbage! Young environmentalists graph population growth against the amount of garbage generated per year and find a linear model that best fits the data. This is an older resource that could benefit from more recent...
Curated OER
Linear and Exponential Models
Students investigate the differences between linear and exponential models. In this linear and exponential models activity, students make a table of given data. Students determine if the data is linear or exponential by...
Curated OER
Slope of Line
In this algebra worksheet, students calculate the slope of a line. They graph a linear equation given the slope and y-intercept and identify the slope and y-intercept given a linear graph. There are 15 questions.
Teach Engineering
The Challenge Question
A research position becomes a modeling job. The introductory lesson in a series of nine presents the challenge of analyzing a set of bivariate data. The class brainstorms what the data may represent. Pupils must decide what is needed to...
Teach Engineering
Can You Resist This?
Some things are hard to resist. Small collaborative groups build circuits and calculate the voltage using Ohm's Law. Budding engineers explore the connection between the voltage across different resistors and linear...
Teach Engineering
Coordinates and the Cartesian Plane
The plot thickens to get a functional understanding. After a short review of plotting points on the coordinate plane, class members learn the difference between functions and relations in the second instructional activity in a...
Cornell University
Math Is Malleable?
Learn about polymers while playing with shrinky dinks. Young scholars create a shrinky dink design, bake it, and then record the area, volume, and thickness over time. They model the data using a graph and highlight the key features of...
Curated OER
Calculate the Slope of a Line Using Two Points
Find that slope! This video does an excellent job of demonstrating how to use the slope formula to find the slope of a line using two points. The instructor first reviews the definition of slope of a line, then works three problems using...
Curated OER
2 x 2 Linear Systems
Students graph 2x2 systems and solve them algebraically. They investigate parallel systems by solving equations.
Curated OER
Matrices In Encryption And Decryption Of Codes
Students relate Cryptography to the solving of simultaneous linear equations in matrix notation. They explore various methods of encrypting and decrypting codes. Pupils discuss and solve simultaneous linear equations.
Curated OER
Walk the Line
Learners create constant speed versus motion graphs. They will perform linear regressions on their data to describe the graphs mathematically.
Curated OER
Lines
In this Algebra I/Algebra II worksheet, students determine the slope of a line, write the equation of a line, examine parallel and perpendicular lines, and solve problems involving linear relationships. The two page worksheet...
Curated OER
Practice Graphing y = mx + b
Ninth graders graph linear equations of the form y= mx + b. In this algebra lesson, 9th graders are able to graph a line given the slope and y-intercept. They can write the equations of a line given the graph of a line and can...
Curated OER
Model and Solve Algebraic Equations
Examine multiple ways to solve algebraic equations. Pupils will generate a problem solving strategy that addresses the prompt given by the teacher. They will then share their problem solving strategy with the class. Graphic organizers,...
Curated OER
More graphing situations by making a table
Young scholars make a table and graph plotting points. In this algebra lesson, students graph linear equations on a coordinate plane. They calculate the rate of change and analyze the graph for extrapolation.
Curated OER
Graphing Situations without a Table
Students graph a line without making a table of vales. For this algebra lesson, students are given a verbal scenario and asked to write a linear functions representing the scenario and graph it on a number line without making a table....
Curated OER
High School Mathematics Problems from Alaska: Writing an Equation: Fundraiser
Students represent relationships between variables by writing, creating, and solving linear equations, and using tables and graphing.
Curated OER
Graphing from Slope-Intercept Form: Practice A
Ninth graders investigate the slope-intercept form of a line. In this Algebra I lesson, 9th graders graph linear equations by using the slope and y-intercept.