Quia
Quia: Geometric Terms Word Search
Do you need practice remembering or learning different geometry vocabulary words and definitions? This word search is the web site for you! There is a link to a list of terms with definitions you can click if you want to see if you are...
Quia
Quia: Geometric Terms Matching
Do you need practice remembering or learning different geometry vocabulary words and definitions? This matching game is the web site for you! There is a link to a list of terms with definitions you can click if you want to see if you are...
CK-12 Foundation
Ck 12: Math Grade 3
Browse resources related to third-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Geometry
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...
Illustrative Mathematics
Illustrative Mathematics: G Gpe a Midpoint Miracle
In this task, students are asked to draw a quadrilateral so that no two sides are congruent, no two angles are congruent, and no two sides are parallel. The task gives students the opportunity to prove that if we join the midpoints of a...
Math Open Reference
Math Open Reference: Transversal
Learn about transversals with this handy reference guide. Provides a detailed definition, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Angle Measure and Plane Figures
A guide to support parents as they work with their students in angle measure and plane figures.
Other
Nearpod: An Introduction to Angles
In this lesson, students will learn important definitions about angles relationships an use those facts to solve equations.
Mr. Martini's Classroom
Mr. Martini's Classroom: Teacher's Figure Library: Geometric Figures
This interactive resource provides an example picture of the geometric figure chosen by students to review.
Math Open Reference
Math Open Reference: The Circumcenter of a Triangle
Learn about the circumcenter of a triangle with this handy reference guide. Provides a detailed definition, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
Oswego City School District
Regents Exam Prep Center: Geometric Constructions
Learn all about the basic geometric constructions in this test prep lesson. You will explore line segments and points, and understand key terms like the terms parallel and perpendicular. Construction activities and interactive online...
Northeast Parallel Architectures Center, Syracuse University
Npac Reu Program: Slope & Line Equations
This site from the Northeast Parallel Architectures Center, Syracuse University has a very substantial discussion of math topics slope & line equations. The outline form is quite useful if you need to zero in on one aspect of...
Exploratorium
Exploratorium: Science Snacks: Spinning Cylinder
Explore the motion of a cylinder that spins around its axis at the same time as it rotates around a line that is perpendicular to this axis.
Other
Lee Trampleasure: Science Education: Coriolis Effect
Examine three examples of the Coriolis Effect with reference to wind. The effect is that when an object is moving perpendicular to the rotation of a sphere the object will appear to travel in a curved line. Prevailing winds will look as...
Fun Brain
Fun Brain: What's the Point? (Graphing Skills Game)
This graphing game challenges players to supply the coordinates for points shown on a series of graphs and also to plot pairs of coordinates on simple Cartesian planes.
CK-12 Foundation
Ck 12: Algebra: Comparing Methods for Solving Linear Systems
[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.
Curated OER
Educational Technology Clearinghouse: Maps Etc: New Hampshire, 1903
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...
Curated OER
Y = (2/3)X 4
This lesson on slope explains the slope concepts, demonstrates how to use the slope formula, shows how to find slope in horizontal and vertical lines, and how to use slope to find whether the lines through the pairs of points are...
Curated OER
Y = 2x + 3
This lesson on slope explains the slope concepts, demonstrates how to use the slope formula, shows how to find slope in horizontal and vertical lines, and how to use slope to find whether the lines through the pairs of points are...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Three Dimensional Plane Diagrams
This site gives a student a tutorial on how to draw various planes. The site includes information on drawing intersecting planes, parallel planes, perpendicular planes, and a line intersecting two parallel planes.