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Math Graphs

Houghton Mifflin: Math Graphs: Solutions on a Slope Field 49 [Pdf]

For Students 9th - 10th
Students examine a slope field, differential equation, and a point. The handout is available in PDF format.
Handout
CK-12 Foundation

Ck 12: Geometry: Lines in the Coordinate Plane Study Guide

For Students 9th - 10th Standards
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...
Activity
Texas Instruments

Texas Instruments: Lines in the Plane

For Teachers 9th - 10th Standards
In this activity, students create a slope triangle and understand the concepts of slope and the equation of lines. They realize that slope is constant at all points along a fixed line. They also explore the slopes of parallel and...
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Khan Academy

Khan Academy: Write Equations of Parallel and Perpendicular Lines

For Students 9th - 10th Standards
Write the equation for a line that is a parallel or perpendicular to a line given in slope-intercept form and that goes through a specific point. Students receive immediate feedback and have the opportunity to try questions repeatedly,...
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Khan Academy

Khan Academy: Parallel and Perpendicular Lines From Graph

For Students 9th - 10th Standards
Given points that two lines go through or the graph of each line, classify the lines as parallel, perpendicular, or neither. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: S Id.7 Texting and Grades

For Teachers 9th - 10th
Medhavi suspects that there is a relationship between the number of text messages high school students send and their academic achievement. To explore this, she asks a random sample of 52 students at her school how many text messages...
Whiteboard
ClassFlow

Class Flow: Slope of Parallel Lines

For Teachers 6th - 8th Standards
[Free Registration/Login Required] Given slope and y-intercept (or a point) can you create the equation for a line parallel to that line (and then graph it)?
Unit Plan
Sophia Learning

Sophia: Writing a Linear Equation From a Parallel Line and Point: Lesson 1

For Students 9th - 10th
This lesson presents how to write an equation of a line that passes through a given point and is parallel to a given line. It is 1 of 5 in the series titled "Writing a Linear Equation from a Parallel Line and Point."
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 8.ee Find the Change

For Teachers 8th Standards
In this task, 8th graders work with linear functions and learn how to discuss and make calculations with slope and x- and y-intercepts. Aligns with 8.EE.B.
Handout
CK-12 Foundation

Ck 12: Algebra: Determining the Equation of a Line

For Students 9th - 10th Standards
This comprehensive study guide highlights the main terms and formulas needed to determine the equation of a line. Examples are included.
Lesson Plan
Science Education Resource Center at Carleton College

Serc: Investigating the Inclined Plane Through Inquiry

For Teachers 3rd - 5th
For this activity, students will use different materials to find the most effective way to use an inclined plane (in other words, moving an object with as little force as possible). This is a guided inquiry. Although the students will be...
Activity
Interactive Mathematics

Interactive Mathematics: Tangents and Normals

For Students 9th - 10th
Finding the slopes and equations of the tangent and normal lines of curves is demonstrated using derivatives. Interactive examples are provided.
Whiteboard
ClassFlow

Class Flow: Linear Models

For Teachers 9th - 10th Standards
[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).
Unit Plan
Texas Education Agency

Texas Gateway: Writing Equations of Lines

For Students 9th - 10th
Given two points, the slope and a point, or the slope and the y-intercept, the student will write linear equations in two variables.
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Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Graphing Linear Equations

For Students 9th - 10th Standards
Twenty-one problems present a variety of practice graphing linear equations. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to...
Whiteboard
ClassFlow

Class Flow: Writing Linear Equations

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Students will be able to write an equation of a line given a point and a slope. Students write the equation of a line given appropriate information such as slope, x-intercept, y-intercept, two points,...
Activity
Curated OER

Linear Functions

For Students 9th - 10th Standards
This site contains a short tutorial on point-slope, slope-intercept, and general form of linear equations. The site has an interactive graph of lines showing how the graph of a line changes when values of the linear equation change.
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Math Graphs

Houghton Mifflin: Math Graphs: Derivative and Second Derivative [Pdf]

For Students 9th - 10th
Students use the graph of the derivative to approximate the slope, relative minimum, concavity, and inflection points. The exercise is available in PDF format.
Graphic
J Coffman

Joseph Coffman's Lecture Notes: Linear Equations

For Students 9th - 10th Standards
Introduction to linear equations with examples as well as graphing and slope-determination methods.
Unit Plan
Department of Defense

Do Dea: Contemplation and Argumentation

For Students 9th - 10th Standards
In this self-guided unit, you will read Romantic and Transcendental literature and you will practice the art of persuasion using rhetorical devices, appeals, and refutation while avoiding logical fallacies. By the end of the unit, you...
Unit Plan
Cuemath

Cuemath: Coordinate Geometry

For Students 9th - 10th Standards
A comprehensive guide for learning all about Coordinate geometry with definitions, the coordinate plane, formulas, equation of a line, related topics, solved examples, and practice questions.
Activity
Texas Instruments

Texas Instruments: Numb3 Rs: Seeing Everyone

For Teachers 9th - 10th
Based off of the hit television show NUMB3RS, this lesson deals with lattice points, and the visibility of lattice points from other lattice points. The lesson is framed in the context of a leader and his audience, in which every member...
Activity
Jim Loy

Derivatives

For Students 9th - 10th
This site explains the derivative as the tangent at a point on a curve. The concept of finding the tangent is discussed; links are provided for the concept of taking a limit.
Graphic
Lawrence Hall of Science

The Math Page: Topics in Pre Calculus: The Equation of a Straight Line

For Students 9th - 10th Standards
Here is a site that clearly and thoroughly explains linear functions and the equation of a straight line. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to...

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