Wyzant
Wyzant: Determining Slope From a Graph
Learners determine the slope of each line. The resource consists of an example, practice exercises, and solutions.
Texas Instruments
Texas Instruments: Parallel and Perpendicular Lines on Ti Smartview
This is an introductory lesson on graphing parallel and perpendicular lines. The students will have a good visual on how these lines relate to each other. This also illustrates how to determine equations in slope-intercept form of a line...
Khan Academy
Khan Academy: Practice: Slope From Graph
In this practice quiz, students are asked to determine the slope of each line graph. Includes hints.
State University of New York
State University of New York: The Classius Clapyron Equation
The Classius-Clapyron equation can be used to determine the enthalpy of vaporization from vapor pressure measurements over a range of temperatures. In this simulation students are asked to create the appropriate plot of the data and use...
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.
Texas Education Agency
Texas Gateway: Coordinate Geometry: Special Segments
The student will derive and use the slope and midpoint formulas to verify geometric relationship that include parallelism and perpendicularity of lines. Then, the student will determine an equation of a line parallel or perpendicular to...
Math Is Fun
Math Is Fun: Linear Equation Test
This interactive site checks students' understanding of slope and intercept. Seven question require students to determine slope and intercept of a line from the graph. The site is a test that can be scored on-line.
OpenStax
Open Stax: Graphical Analysis of One Dimensional Motion
In the following interactive module students will describe a straight-line graph in terms of its slope and y-intercept. They will determine average velocity or instantaneous velocity from a graph of position vs. time.
Texas Education Agency
Texas Gateway: Kinematics: Graphical Analysis of One Dimensional Motion
By the end of this section, you will be able to describe a straight-line graph in terms of its slope and y-intercept, determine average velocity or instantaneous velocity from a graph of position vs. time, determine average or...
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.
Illustrative Mathematics
Illustrative Mathematics: S Id.7 Used Subaru Foresters
Jane wants to sell her Subaru Forester and does research online to find other cars for sale in her area. She examines the scatterplot of price versus age and determines that a linear model is appropriate. Answer a variety of questions...
TeachEngineering
Teach Engineering: Measuring G
Using the LEGO MINDSTORMS NXT kit, students construct experiments to measure the time it takes a free falling body to travel a specified distance. Students use the touch sensor, rotational sensor, and the NXT brick to measure the time of...
Texas Education Agency
Texas Gateway: Modeling Data With Linear Functions
Given a scatterplot where a linear function is the best fit, the student will interpret the slope and intercepts, determine an equation using two data points, identify the conditions under which the function is valid, and use the linear...
Other
Ctte: Geometer's Sketch Pad Activities
This site offers numerous activities for middle school and high school students to explore using Geometer's Sketch Pad.
Illustrative Mathematics
Illustrative Mathematics: G Gpe.5 Triangles Inscribed in Circle
For this task, students use ideas about linear functions to determine when certain angles are right angles. They use the fact that two lines (if not vertical or horizontal) are perpendicular when their slopes are inverse reciprocals, as...
Texas Instruments
Texas Instruments: Math Today for Ti Navigator System: More Students Apply Early
Using the USA TODAY Infograph, "More students apply early," students will explore scatter plots and independent and dependent variables. Students will determine a best-fit regression model for the real-life data set and then use the...