Texas Instruments
Texas Instruments: Geoboard App
Students use the Geoboard App to measure arcs, line segments, area, and perimeter, as well as rotate, reflect, and translate objects.
CK-12 Foundation
Ck 12: Interactive Geometry: 8.1 Circles and Similarity
Learn how similarity transformation is one or more rigid transformations (reflection, rotation, translation) followed by a dilation.
CK-12 Foundation
Ck 12: Interactive Geometry: 2.10 Composite Transformation
See examples of transformations including a translation and a reflection.
University of Georgia
University of Georgia: Transformations: Revisiting Congruence
This site presents information on the three basic transformations of figures in a plane: Reflections, Rotations, and Translations.
Texas Instruments
Texas Instruments: Traveling Shapes Motion Geometry
In this activity, students describe how to move a shape from one place to another in a plane. They learn about translations, rotations, and line reflections. [Requires Adobe Reader.]
Illustrative Mathematics
Illustrative Mathematics: F Tf, G Co, Trigonometric Identities and Rigid Motions
The purpose of this task is to apply translations and reflections to the graphs of the functions f(x)=cos x and g(x)=sin x in order to derive some trigonometric identities. There are also rotations 180 degrees about points on the x-axis...
Illustrative Mathematics
Illustrative Mathematics: G Co Fixed Points of Rigid Motions
A rigid motion of the plane is a map of the plane to itself which preserves distances between points. The purpose of this task is to use fixed points as a tool for studying and classifying rigid motions of the plane, i.e., translations,...
E-learning for Kids
E Learning for Kids: Math: Living in the Mill: 2 D Shapes
Students can use this interactive site to practice various geometric concepts such as rotations, reflections, translations, tesselations and geometric patterns.
Alabama Learning Exchange
Alex: Determine the Vertices of Transformed Images
This hands-on instructional activity uses exploration and discovery to help students determine the coordinates of the vertices of various figures when translated, rotated, or reflected in a coordinate plane. The exploration phase will...
Math Planet
Math Planet: Geometry: Transformation Using Matrices
Explains how simple polygons translate into matrices and how to use 2x2 matrices to represent transformations in a plane. Includes video demonstrating an example where a vector must be rotated 90 degrees using matrices. [4:18]
University of Georgia
University of Georgia: Inter Math: Transformation
This site defines transformation and lists several different examples of transformations. Be sure to follow the links to related terms, everyday examples, challenging problems, more information, and the interactive check point involving...
Mathigon
Mathigon: Geometry: Rigid Transformations
This lesson focuses on rigid transformations, a specific set of rules that convert one geometric figure into another one. There are many different types of transformations, like reflections or rotations. It provides several practice...
ClassFlow
Class Flow: Tangrams
[Free Registration/Login Required] In this flipchart, students use the interactive features in Activstudio to simulate translations and reflections using objects. Students develop and apply their understanding of geometric sense by...
ClassFlow
Class Flow: Transformations
[Free Registration/Login Required] In this flipchart, students apply multiple transformations to create congruent and similar figures in any or all of the four quadrants. Students apply their geometric sense by using multiple...
Math Is Fun
Math Is Fun: Definition of Congruent
Definition of congruent. Choose the "here's more" link to see examples of a rotation, reflection and translation.
Oswego City School District
Regents Exam Prep Center: General "Transformation" Vocabulary
This site offers a short discussion of transformations. The discussion has few pictures and expresses the transformations in terms of relative coordinates rather than pictures.
Other
Transformational Geometry & Iteration in Mangbetu Art
Mangbetu art shows the use of all four geometric transforms: Reflection, Translation, Rotation, and Scaling. This website will provide you with some cultural background on the Mangbetu and their art. The software will allow you to...
University of Waterloo (Canada)
University of Waterloo: Cemc: Geometry and Spatial Sense: Transformations [Pdf]
Accompanied by links to online activities and demonstrations, students learn about the different types of transformations on a coordinate grid through this lesson plan. The lesson is designed to match the Grade 7 Ontario curriculum, with...
CPALMS
Cpalms: Why Are Circles Similar?
[Free Registration/Login Required] A comprehensive lesson plan for teaching how to prove that all circles are similar by using three types of transformations.
Alabama Learning Exchange
Alex: Geometry City
This lesson plan reviews transformations in the coordinate plane while mimicking real-world planning skills. It gives an assessment and ideas for remediation, extention as well as ways to manage behavior problems and reluctant learners.
E-learning for Kids
E Learning for Kids: Math: Market Place: 2 D Space
At the Food Market there are a lot of shapes. Help Afia find and name the shapes.
Texas Instruments
Texas Instruments: Transforming Tangrams
The student will use the transformations - rotation, reflection, translation - to create common shapes from tangram pattern blocks
Other
Denison University: Physics of Dance
The researchers in this study set up a mobile lab including six 3D cameras, three laptops, and 70 luminescent markers. Volunteer dancers were prepped with the markers before turning in front of the cameras, which flash infrared light to...
Alabama Learning Exchange
Alex: Parent Functions and Their Children
In this lesson, students will be able to identify parent functions of linear functions, absolute value functions, and quadratic functions. Students will be presented with functions and asked to graph them by first identifying the basic...