Worksheet
Curated OER

Perpendicular to an Equation through a Point

For Students 8th - 12th
In this algebra worksheet, learners write a line perpendicular to given slope-intercept equation and a given point. There are 6 questions.
Performance
Radford University

Picturing Lines

For Teachers 9th - 12th Standards
Slopes are everywhere—even in houses! Given a picture of a house, learners find lines with positive, negative, zero, and no slopes. Scholars determine the equation of the lines by calculating the slopes and y-intercepts. Class members...
Lesson Plan
EngageNY

Two Graphing Stories

For Teachers 9th - 10th Standards
Can you graph your story? Keep your classes interested by challenging them to graph a scenario and interpret the meaning of an intersection. Be sure they paty attention to the detail of a graph, including intercepts, slope,...
Lesson Plan
Curated OER

Integration: Geometry, Parallel and Perpendicular Lines

For Teachers 8th - 9th
In this math worksheet, students write linear equations in slope-intercept form that passes through the given point. On the last 8 equations, students write the equation of the perpendicular line.
Lesson Plan
Curated OER

The Phone Bill Problem

For Teachers 9th - 11th
Learners write an equation for a linear function. In this algebra activity, students collect data, plot it and graph it. They identify the equation of the graphed data and define the slope and y-intercept of the graph.
Activity
PBL Pathways

College Costs

For Students 10th - Higher Ed Standards
Predict the year that college costs will double in your state using linear modeling. The first part of this two-part project based learning activity asks young mathematicians to use data from the College Board. They graph the data,...
Lesson Plan
Curated OER

Graphing Systems of Inequalities

For Teachers 9th - 12th
Solve equations and graph systems of inequalities. Designed as a lesson to reinforce these concepts, learners revisit shading and boundaries along with solving linear inequalities.
Lesson Plan
Curated OER

Do These Systems Meet Your Expectations

For Teachers 8th - 9th
This lesson is all about systems of equations and their graphs. Algebra learners create and solve systems of equation using tables and graphing. They identify the point of intersection of a system of equation, and discover what the...
Lesson Plan
EngageNY

Designing a Search Robot to Find a Beacon

For Students 9th - 12th Standards
Build right angles using coordinate geometry! Pupils explore the concept of slope related to perpendicular lines by examining 90-degree rotations of right triangles. Learners determine the slope of the hypotenuse becomes the opposite...
Lesson Plan
Curated OER

Slopes, Slope-Intercept Form, Standard Form

For Teachers 9th - 11th
Students identify the slope of an equation using various methods. In this algebra lesson, students graph linear equations and calculate the slopes using the x and y intercept to solve the equations and graph the lines. They use the slope...
Lesson Plan
Curated OER

Linear and Quadratic Functions

For Teachers 11th
In this algebra worksheet, 11th graders solve quadratic functions using the quadratic formula. They take the square roots of both side of each equation then graph both the linear and quadratic functions. There are a total of 84 problems...
Lesson Plan
Curated OER

Slippery Slope

For Teachers 8th - 10th
Students define patterns, relation and function. In this algebra lesson, students find the slope of a line and write equations of line. They model the slope using real life scenarios.
Lesson Plan
Virginia Department of Education

Transformation Investigation

For Teachers 8th - 10th Standards
Graph it! Investigate transformations with a graphing calculator. Pupils graph sets of linear functions on the same set of axes. They determine how changes in the equation of a linear function result in changes in the graph.
Lesson Plan
Virginia Department of Education

The Submarine

For Teachers 7th - 10th Standards
Submerge yourself in the study of slope. Scholars investigate a situation involving slope and the rate of change of a submarine. An additional example further explores the concept of slope by changing one of the conditions of the submarine.
Worksheet
Curated OER

Coordinates and Equations

For Students 9th - 11th
In this algebra worksheet, students solve linear equations and plot their results on the coordinate plane. There are 20 problems using slopes and intercepts to help graph linear equations.
Lesson Plan
Curated OER

Graphs

For Teachers 8th - 9th
In this algebra worksheet, students solve three linear equations to by substitution to determine if the given point is a solution. Students graph and determine the slope and y-intercept of 5 linear equations.
Lesson Plan
Curated OER

Lines in the Plane

For Teachers 9th - 11th
Students differentiate between parallel and perpendicular lines. In this algebra lesson plan, students graph linear equations using the slope intercept form. They classify lines based on their slopes.
Lesson Plan
Curated OER

A Functional Housing Market

For Teachers 7th - 9th
Students access the Internet to search for housing prices in Houston, Texas,(the location can be changed to accommodate any location) and compare the prices to the number of square feet found in the living area of a house.
Worksheet
Mt. San Antonio Collage

Test 1: Functions and Their Graphs

For Students 9th - 12th Standards
Save the time creating an assessment because these function problems should do the trick. With 10 multi-part questions, they each focus on a different topic including radical, polynomial, linear and piecewise functions. The majority of...
Lesson Plan
Virginia Department of Education

Transformationally Speaking

For Teachers 8th - 10th Standards
Young mathematicians explore transformations of graphs by graphing sets of functions on the same pair of axes. They use their graphs to determine the effect that the values of a and b in y = ax + b have on the graph of y = x.
Lesson Plan
Curated OER

Price of Apples- Linear Data

For Teachers 8th - 10th
Students collect data and create a graph. In this algebra lesson, students describe functions graphically, algebraically and verbally. They identify functions as being independent and dependent using variables.
Lesson Plan
Curated OER

How Long Can You Go?

For Teachers 8th
Eighth graders examine the usefulness of a line of best fit by collecting and graphing data, using a graphing calculator to determine the line of best fit, and making a variety of predictions. They watch a video, then design a...
Lesson Plan
Curated OER

Inquiry Unit: Modeling Maximums and Minimums

For Teachers 8th - 12th
Young mathematicians explore the maximun area for patio with the added complexity of finding the mimimum cost for construction. First, they maximize the area of a yard given a limited amount of fence and  plot width v. area on a...
Worksheet
Curated OER

Geometry: Parallel and Perpendicular Lines

For Students 8th - 11th Standards
This basic handout would be good for skills practice or a review of parallel and perpendicular lines. Review the definitions, then practice writing equations of lines that pass through a specific point and are either parallel or...