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Khan Academy
Khan Academy: Determine Reflections (Advanced)
Given two figures on the coordinate plane, find the formal definition of the reflection that takes one figure to another. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive...
Khan Academy
Khan Academy: Determine Rotations
Given a figure on the coordinate plane and a center of a rotation, find the angle for the rotation that maps one figure to the other. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
Khan Academy
Khan Academy: Translate Shapes
Given a figure and a definition of a translation, draw the image. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Advanced Reflections
Find the reflection that maps a given figure to another and draw the image of a reflection. The lines of reflection in this exercise have a wide range of slopes. Students receive immediate feedback and have the opportunity to try...
Khan Academy
Khan Academy: Rotate Shapes: Center Not (0,0)
Given a figure on the coordinate plane and the definition of a rotation about an arbitrary point, draw the image of that rotation. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video,...
Khan Academy
Khan Academy: Rotate Shapes
Given a figure on the coordinate plane and the definition of a rotation about the origin, draw the image of that rotation. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or...
Khan Academy
Khan Academy: Reflect Shapes
Given a figure and a definition of a reflection, draw the image. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Illustrative Mathematics
Illustrative Mathematics: G Co Reflections and Equilateral Triangles
Given an equilateral triangle, young scholars are asked to explore its symmetries using rigid transformations of the plane. Aligns with G-CO.B.
CK-12 Foundation
Ck 12: Rotations: Line Design
[Free Registration/Login Required] Students will explore how to determine the coordinates of a rotated figure by adjusting the points on the line. Click challenge me to answer practice questions and click learn more to watch a video.
CK-12 Foundation
Ck 12: Plix Series: Transformations: Compressibility
[Free Registration/Login Required] Observe what happens to volume as pressure is changed, and then answer a challenge question after the activity.
Illustrative Mathematics
Illustrative Mathematics: G Gpe, G Co, G Srt Unit Squares and Triangles
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...
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,...
Illustrative Mathematics
Illustrative Mathematics: Reflections, Rotations, and Translations
This task uses GeoGebra software, which can be freely downloaded, to explore what happens to the line segments and angles of a triangle when it is reflected, rotated, and translated. Includes printable task sheet for students and a...
Texas Instruments
Texas Instruments: Rotations in the Plane
In this activity, students will explore the properties of rotations and the relationships between the original and image figures.
Illustrative Mathematics
Illustrative Mathematics: G Co Seven Circles Ii
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...
Texas Instruments
Texas Instruments: Working With Point Rotations in the Coordinate Plane
Using Cabri Jr. and the properties of rotations to get a true understanding of how a figure is rotated about a point.
Texas Instruments
Texas Instruments: Translations in the Coordinate Plane
It is important for students to know what happens to the coordinates of points when they are translated in the coordinate plane. This activity enables students to use Cabri Jr. to develop this understanding.
Beacon Learning Center
Beacon Learning Center: Wrapping Paper Patterns
Students explore slides, flips, and turns in this interactive web lesson.
Mangahigh
Mangahigh: Shape: Rotation
Test your knowledge of rotation of shapes and determing the center.
Mangahigh
Mangahigh: Shape: Rotation About Any Point
Test your knowledge of rotation of an object and determine the center.
University of Regina (Canada)
University of Regina: Math Central: Mathematics Glossary
This site contains the definitions for many geometric terms including transformations.
ClassFlow
Class Flow: Volume of Cylinders
[Free Registration/Login Required] This flipchart guides the students through the process of determining the volume of a cylinder. Students learn to transform formulas in order to find the missing elements.
CK-12 Foundation
Ck 12: Defining Rotations
[Free Registration/Login may be required to access all resource tools.] In this tutorial, students learn about the rules that operate in the rotation of 2-D figures on a coordinate grid. Includes video, lots of examples, review...