McGraw Hill
Glencoe: Self Check Quizzes 2 Lines and Slope
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of lines and slope. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check...
Discovery Education
Discovery Education: Web Math: Find Equation of Line Given That You Know Its Slope and Y Intercept
WebMath offers a java applet that allows you to input the slope and y-intercept of a line and gives you the equation of the line in slope-intercept form. It also gives a detailed solution using the information that you provided.
Varsity Tutors
Varsity Tutors: Hotmath: Slope, Parallel & Perpendicular Lines & Transversals
Twenty-five problems cover the topics of slope, parallel lines, perpendicular lines, and transversals in different settings. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the...
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Slope
A tutorial on slope with many step-by-step examples. The tutorial clarifies what slope is, how to find slope between two points on a graph, and how slopes of parallel and perpendicular lines are related.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: The Slope of a Line
This tutorial will show you how to find a the slope of graph, write a linear equation in slope-intercept form. You'll also learn how to determine whether two lines are parallel or perpendicular to each other. For advanced math students.
CK-12 Foundation
Ck 12: Geometry: Lines in the Coordinate Plane Study Guide
This study guide on lines in a coordinate plane covers key terms, what different line slopes look like, postulates about parallel and perpendicular lines, the slope-intercept equation, how to graph parallel and perpendicular lines, and...
Science Education Resource Center at Carleton College
Serc: Mineral Density: Teaching Accuracy, Slope, and Percent Error
Students explore the meaning of density and use their math skills to graph mass/volume data, write an equation for a line, and interpret the slope of the line. Students also find the density of two unknown mineral samples and use those...
University of South Florida
Fcat: Spaghetti Bridges: Teacher Notes
Students build bridges and test their strength to collect data and write an equation. The concept of slope is explored in this activity.
ClassFlow
Class Flow: Slope Review
[Free Registration/Login Required] This flipchart provides another day of review of finding the slope of a line.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Parallel and Perpendicular Lines
Given a line, learn how to find the equations for lines that are perpendicular and parallel to it. This tutorial offers several example graphs and problems as well as practice problems for you to work through when you're ready.
Texas Instruments
Texas Instruments: Explore Parallel and Perpendicular Lines
Students can use a graphing calculator to explore graphs of parallel and perpendicular lines. Students will find that parallel lines have the same slope and different y-intercepts and that the slopes of two perpendicular lines are...
Texas Instruments
Texas Instruments: Graphic Line Designs
Students can use the x- and y-intercepts to find the equations of lines and create a line design using the slope-intercept form and the limited domain of the segment.
Illustrative Mathematics
Illustrative Mathematics: 8.ee Proportional Relationships, Lines, and Equations
For this task, 8th graders are shown the graphs of two lines with the same slope. They are given the equation for the first line and the coordinates of a point on the second and are asked to find the equation for the second line. Aligns...
Math Graphs
Houghton Mifflin: Math Graphs: Slope of a Tangent Line 15 [Pdf]
The practice problem compares finding the slope of the tangent line graphically and analytically. The handout is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Slope of a Tangent Line 16 [Pdf]
The practice problem compares finding the slope of the tangent line graphically and analytically. The handout is available in PDF format.
Texas Instruments
Texas Instruments: Getting Started With the Ti Navigator: Equations of My Road
This lesson introduces students to the use of a map of an area, a neighborhood, a favorite city, or an amusement park, to determine the slope of a specific road. Students will find the slope of a line using a coordinate plane.
Sophia Learning
Sophia: Finding a Coordinate When Given the Slope: Lesson 2
this lesson presents how to find a coordinate of an ordered pair that falls on a line with a given slope. It is 2 of 5 in the series titled "Finding a Coordinate When Given the Slope."
University of Regina (Canada)
Univeristy of Regina: Math Central: Tangent Lines and Circle Equations
This site offers a problem and solution to finding all possible slopes for a line tangent to a circle given a particular equation of a circle. Could be an interesting challenge for students.
Department of Defense
Do Dea: Normal Line to a Curve
The tangent to a curve is always found at a certain point along the curve. Often you will be asked to find the normal to a curve at a point. View an example on this site.
Texas Education Agency
Texas Gateway: Tea Statistics: The Regression Equation
A tutorial on how to find the line of best fit or least-squares regression line for a set of data in a scatter plot using different methods and calculations.
Interactive Mathematics
Interactive Mathematics: Graphs of Linear Functions
A brief overview of three methods used to graph lines is presented through examples. Slope-intercept, point-slope, and intercept form are demonstrated step-by-step along with a review of the formula for finding the slope of a line.
CK-12 Foundation
Ck 12: Graphing
[Free Registration/Login may be required to access all resource tools.] Given a set of data, students will understand how to correctly draw a line or bar graph, interpret its patterns, and find the slope in the case of a line graph.
ClassFlow
Class Flow: Linear Models
[Free Registration/Login Required] Students will learn the different forms of an equation of a line and will find the equations of a line in all three forms- point-slope form, slope-intercept form, and the general form (Ax+By=C).
Texas Instruments
Texas Instruments: A Sweet Drink Adventure 7
Students determine how the temperature of water affects the dissolving time of a sugar cube. They create, interpret and analyze graphs of data, find an equation of the line of best fit, and relate slope to rate of change.