Lesson Plan
Curated OER

Point-Slope Form

For Teachers 9th
Ninth graders explore the point-slope form of linear equations and graph lines in the point-slope form. After completing the point-slope equation, they identify the slope of a line through a particular point. Students explain the...
Lesson Plan
Curated OER

Graphing Functions With 2 Points and From a Graph

For Teachers 9th - 11th
Learners plot points on a coordinate plane. They describe, in words, methods for finding the slope of a line. After given a worksheet, students read instructions, draw a Cartesian plane, plot ordered pairs, and graph lines. Papers are...
Lesson Plan
Curated OER

Juggling Slopes

For Teachers 8th - 10th
Students identify the slope of a line. In this algebra lesson, students label slopes as positive, negative, zero or undefined. They use the slope formula to find the slope algebraically and graphically.
Lesson Plan
Curated OER

Slope Calculation

For Teachers 8th - 10th
Learners compute the slope of a line that passes through two points and explain how the slope formula is derived. They determine properties associated with positive, negative, undefined, and no slope.
Worksheet
Curated OER

Equations and Inequalities

For Students 9th
In this equations and inequalities activity, 9th graders solve and graph 10 different problems that include determining the slope of a line in each. First, they determine the line that contains given points on a grid. Then, students...
Worksheet
Curated OER

Geometry Concepts and Applications

For Students 10th
In this concepts and applications review worksheet, 10th graders solve and complete 40 various types of multiple choice problems. First, they write the equation of a vertical line passing through a point. Then, students find the...
Lesson Plan
American Statistical Association

Scatter It! (Predict Billy’s Height)

For Teachers 8th Standards
How do doctors predict a child's future height? Scholars use one case study to determine the height of a child two years into the future. They graph the given data, determine the line of best fit, and use that to estimate the height in...
Lesson Plan
EngageNY

Segments That Meet at Right Angles

For Teachers 9th - 12th Standards
Can segments be considered perpendicular if they don't intersect? Learners look at nonintersecting segments on the coordinate plane and make conclusions about the lines that contain those segments. They determine if they are...
Lesson Plan
Illustrative Mathematics

Distance across the channel

For Teachers 7th - 9th Standards
Here you will find a model of a linear relationship between two quantities, the water depth of a channel and the distance across the channel at water level. The cross section of the channel is the shape of an isosceles trapezoid. The...
Unit Plan
Radford University

Got Slope?

For Students 9th - 12th Standards
Go around and around with slope. The class investigates tornadoes by watching videos, building a homemade tornado, and performing research on the Storm Prediction Center website. Groups gather data and create scatter plots for twisters...
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
Curated OER

Lines

For Teachers 9th - 11th
In this Algebra I/Algebra II worksheet, young scholars 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...
Worksheet
Curated OER

Studying the Equilibrium of a Water System

For Students 10th - 12th
In this equilibrium worksheet, students perform a computer simulation on vapor pressure of water at different temperatures to answer 11 problem solving and short answer questions about the topic.
Worksheet
Curated OER

Hitting the Slopes (Using the Graphing Calculator)

For Students 9th - 11th
In this slope worksheet, students use graphing calculators to determine the slope of a line. They graph lines and identify characteristics of positive and negative slopes. This two-page worksheet contains four multi-step problems.
Unit Plan
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Mathematics Vision Project

Module 7: Connecting Algebra and Geometry

For Teachers 8th - 10th Standards
The coordinate plane links key geometry and algebra concepts in this approachable but rigorous unit. The class starts by developing the distance formula from the Pythagorean Theorem, then moves to applications of slope. Activities...
Lesson Plan
Willow Tree

Linear Relationships

For Students 8th - 11th Standards
There's just something special about lines in algebra. Introduce your classes to linear equations by analyzing the linear relationship. Young mathematicians use input/output pairs to determine the slope and the slope-intercept formula to...
Interactive
CK-12 Foundation

Tangent Line Approximation: Estimating Square Roots

For Students 11th - Higher Ed
Estimating a square root is as easy as evaluating a linear equation. Using the derivative of the square root function, pupils calculate an estimation of square roots. Class members determine the equation of the tangent line at the value...
Activity
101 Questions

The Mystery Line

For Teachers 7th - 9th Standards
Take the mystery out of linear functions. Provided an image with no scale, learners guess where the line that connects them might cross the y-axis. After providing the coordinates of the points, they realize scale is an important...
Lesson Plan
West Contra Costa Unified School District

Average Rate of Change

For Teachers 8th - 10th Standards
Learners investigate average rates of change for linear functions and connect the concept to slope. They then determine average rates of change in quadratic and exponential functions.
Worksheet
Curated OER

Final Exam Review: College Algebra

For Students 11th - Higher Ed
In this final exam review worksheet,s learners solve systems of equations, polynomials and factor quadratic equations.  They identify the slope of a line and write linear equations.  Students use Cramer's rule, graphing,...
Lesson Plan
Curated OER

The Pythagorean Theorem, the Distance Formula, and Slope

For Teachers 9th - 12th
Pupils explore the concept of the Pythagorean Theorem. In this Pythagorean Theorem instructional activity, students derive the distance formula and slope of a line from the Pythagorean Theorem.
Lesson Plan
Curated OER

Mathematical Analysis of Temperature Scales

For Teachers 6th - 10th
Students use the point-slope formula to determine the relationship between the Celsius and Fahrenheit scales of temperature. They use a graphing calculator to determine the slope of the line between two points in each scale.
Worksheet
Curated OER

Parallel and Perpendicular Lines

For Students 9th - 11th Standards
Young geometers get some solid skills practice in evaluating slopes. Beginning with the basics of slope through two points and progressing through properties of parallel and perpendicular lines, the building of skills is gradual and...
Lesson Plan
Curated OER

Introduction to Graphing

For Teachers 9th - 10th
For this graphing worksheet, students graph linear equations on a coordinate plane. Students identify the slope and y-intercept of each problem, find the midpoint of a line, and the distance between given points. Given an equation,...