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Handout
Oswego City School District

Regents Exam Prep Center: An Intuitive Notion of Dilation

For Students 9th - 10th Standards
This site offers a very basic discussion of dilations. It explains what a scaling factor is and provides illustrations.
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Unit Plan
Oswego City School District

Regents Exam Prep Center: Reflections: Line and Point

For Students 5th - 8th Standards
Lesson and activities focusing on line reflection. Here you will find a detailed explanation of the concept with picture examples, opportunities for interactive practice, and supporting classroom activities in the teacher resource pages.
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Unit Plan
Oswego City School District

Regents Exam Prep Center: Translations

For Students 9th - 10th Standards
Explains, with examples, what a translation is. Includes tutorials and practice activities.
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Handout
Varsity Tutors

Varsity Tutors: Hotmath: Similar Figures

For Students 9th - 10th Standards
Find a clear explanation of similar figures. Discusses how they can be transformed through a sequence of rotations, reflections, translations, and dilations. Explanations are supported with illustrated examples.
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Activity
Lawrence Hall of Science

The Math Page: Topics in Pre Calculus: Translations

For Students 9th - 10th
Here is a site that clearly and thoroughly explains the vertical and horizontal translations of several of the major mathematical functions. There are example problems solved, problems for the student to attempt, and answers to the...
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eBook
Math Planet

Math Planet: Pre Algebra: Quadrilaterals, Polygons and Transformations

For Students 9th - 10th Standards
Learn about quadrilaterals, polygons, and transformation by taking a look at examples and a video lesson.
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Unknown Type
Khan Academy

Khan Academy: Dilations: Scale Factor

For Students 9th - 10th Standards
Find both the center and the scale factor of a dilation that maps a given figure to another one. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
Khan Academy

Khan Academy: Dilate Triangles

For Students 9th - 10th Standards
Given a figure and a definition of a dilation, draw the image. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unknown Type
Khan Academy

Khan Academy: Perform Dilations

For Students 9th - 10th Standards
Use the interactive transformation tool to perform dilations for four problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Lesson Plan
Better Lesson

Better Lesson: Geometric Transformations

For Teachers 9th - 10th Standards
Search for common core lesson plans on geometric transformations.
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Activity
Cool Math

Coolmath: Advanced Graphing Shifting, Reflection, Etc.

For Students 9th - 10th
Check out this advanced graphing tutorial on shifting and reflecting.
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Unit Plan
Khan Academy

Khan Academy: Reflecting Points in the Coordinate Plane

For Students 5th - 7th
Practice reflecting points across axes on the xy coordinate plane. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unknown Type
Khan Academy

Khan Academy: Practice: Translate Points

For Students 6th - 8th Standards
In this exercise, students practice performing translations on a coordinate plane. Students receive immediate feedback and have the opportunity to watch a video, get hints, or try questions repeatedly.
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Unknown Type
Khan Academy

Khan Academy: Perform Translations

For Students 7th - 8th
Use the interactive transformation tool to perform translations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unknown Type
Khan Academy

Khan Academy: Practice: Rotate Points

For Students 6th - 8th Standards
In this exercise, students practice performing rotations on a coodinate plane. Students receive immediate feedback and have the opportunity to watch a video, get hints, or try questions repeatedly.
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Unknown Type
Khan Academy

Khan Academy: Practice: Rotate Points

For Students 7th - 8th Standards
In this set of questions, students use an interactive tool to rotate objects on a Cartesian grid. Help is available through hints and videos.
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Unknown Type
Khan Academy

Khan Academy: Reflect Points

For Students 6th - 8th Standards
In this exercise, students practice performing reflections on a coordinate plane. Students receive immediate feedback and have the opportunity to watch a video, get hints, or try questions repeatedly.
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Unknown Type
Khan Academy

Khan Academy: Practice: Reflect Points

For Students 7th - 8th Standards
In this set of questions, students practice using an interactive tool to reflect images on a Cartesian grid. Includes hints.
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Unknown Type
Khan Academy

Khan Academy: Sequences of Transformations

For Students 9th - 10th Standards
Given a description of a sequence of transformations, determine whether it preserves segment length or angle measure. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Co Seven Circles Ii

For Teachers 9th - 10th Standards
In this task, seven pennies are placed in a circle so that they are all touching one in the center and their neighbors. Students are asked to find as many rigid motions of the plane as they can which are symmetries of this configuration...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Co Fixed Points of Rigid Motions

For Teachers 9th - 10th Standards
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,...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Co Showing a Triangle Congruence: A Particular Case

For Teachers 9th - 10th Standards
Given two congruent triangles, students are asked to analyze the effects of different transformations. Aligns with G-CO.A.5.
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Lesson Plan
Illustrative Mathematics

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

For Teachers 9th - 10th Standards
In this task, young scholars 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...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 8.g Reflecting Reflections

For Teachers 8th Standards
In this task, 8th graders are shown a picture of a triangle on a coordinate grid and are asked to draw and label reflections and explain a transformation. Aligns with 8.G.A.3.