Activity
Texas Instruments

Texas Instruments: Writing and Solving Systems of Equations Using Cabri Jr.

For Teachers 9th - 10th
Through this introduction to the use of the Cabri Jr. application in the Algebra classroom, students will algebraically and graphically determine equations of lines, as well as determine solutions to systems of linear equations. Using...
Unit Plan
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Standard Form in Linear Equations Useful

For Students 9th - 10th
Dr. Math discusses the usefulness of standard form of linear equations on this page. The Dr. discusses parallel and perpendicular lines as well as graphing techniques. The Dr. touches on what the canonical form is and its usefulness.
Article
Khan Academy

Khan Academy: Inclined Planes Review

For Students 9th - 10th
Review the key concepts and skills for inclined planes, including how to write Newton's second law for forces parallel and perpendicular to the incline.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra

For Students 9th - 10th
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Relations and Functions

For Students 9th - 10th Standards
Hotmath provides 25 practice problems dealing with relations, functions, and their graphs. Each of the practice problems include a step-by-step guide for solving their Algebraic problem.
Interactive
CK-12 Foundation

Ck 12: Math Grade 3

For Students 3rd
Browse resources related to third-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Unit Plan
Cuemath

Cuemath: Lines

For Students 3rd - 8th Standards
Learn all about lines. This lesson targets what is a line and the different types. Check-out the interactive simulations to know more about the lesson and try your hand at solving a few interesting practice questions at the end of the page.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Geometry

For Students 9th - 10th Standards
Practice using your graphing calculator for geometry problems, including the use of the Pythagorean Theorem and the distance formula. If you get stumped or if you would like to check your work, then select the View Solution button, which...
Unit Plan
Sophia Learning

Sophia: Objects at Rest on an Inclined Plane

For Students 9th - 10th
Investigate which forces are acting on an object resting on an inclined plane.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Gpe, G Co, G Srt Unit Squares and Triangles

For Teachers 9th - 10th Standards
In this task, students are shown three unit squares and two line segments connecting two pairs of vertices. They are asked to find the area of a triangle formed by intersecting lines. They can solve it using coordinate geometry or...
Unit Plan
Other

Technical Tutoring: Linear Functions and Straight Lines

For Students 9th - 10th Standards
Learn how to write equations for linear functions in all three forms: point-slope, slope-intercept, and general. Also look at equations for parallel and perpendicular. The page gives an explanation of how to obtain the point slope form...
Lesson Plan
University of Regina (Canada)

University of Regina: Math Central: Characteristics of a Line

For Teachers 9th - 10th Standards
Characteristics of a line are explained to students through four different lessons. Topics include intercepts, slope, and special line cases. The lessons have an overview, materials, procedures, and evaluation techniques.
Lesson Plan
University of Regina (Canada)

University of Regina: Math Central: Characteristics of a Line

For Teachers 9th - 10th Standards
Characteristics of a line are explained to students through four different lessons. Topics include intercepts, slope, and special line cases. The lessons have an overview, materials, procedures, and evaluation techniques.
Unknown Type
Mr. Martini's Classroom

Mr. Martini's Classroom: Basic Geometry: Points, Lines, and Angles

For Students 3rd - 6th Standards
Students can review basic geometric terms using these self-check, multiple choice questions. Three levels of questions are provided.
Unit Plan
University of North Carolina

University of North Carolina Wilmington: Lines in a Plane

For Students 9th - 10th Standards
This site from the University of North Caroline at Wilmington provides great information on the lines in a plane. The information that is given is in-depth and complete, touching on the slope of a line, equations of lines, and linear...
Handout
Math Open Reference

Math Open Reference: Points and Lines

For Students 9th - 10th Standards
A complete reference guide to points, lines, and planes. It provides definitions and interactive activities that enhance further explanation.
Lesson Plan
Other

Nearpod: An Introduction to Angles

For Teachers 9th - 10th
In this instructional activity, students will learn important definitions about angles relationships an use those facts to solve equations.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Slope of a Line

For Students 7th - 9th Standards
Twenty-two problems present a practice finding the slope of a line. The solutions are only available with a paid subscription.
Graphic
Curated OER

Educational Technology Clearinghouse: Maps Etc: New Hampshire, 1903

For Students 9th - 10th
A map from 1903 of New Hampshire showing the capital of Concord, counties and county seats, principal cities and towns, railroads, rivers, and mountain ranges. "New Hampshire, one of the New England States of the American Union, lies...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Comparing Methods for Solving Linear Systems

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Decide which method is the best one to use to solve a system of linear equations.

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