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Curated OER
Reflection
Students examine how some transformations, such as reflections and rotations, do not change the figure itself, only its position or orientation.
Curated OER
Reflection
Eighth graders use a stencil to make a figure with which they discover the horizontal line of reflection, the vertical line of reflection, and the diagaonal line of reflection using coordinates.
Curated OER
Math: Gears and Wheels
Twelfth graders solve problems involving linear and angular speed. Using information about a compact disc, they solve the problem using multiple rates and conversion factors. Students also solve additional problems involving bicycle...
Curated OER
Complex Analysis: Linear Transformations, Inversion Mappings
In this transformation worksheet, students identify a series of transformations and sketch them. They use inversion mapping to establish a one-to-one correspondence between nonzero points. This four-page worksheet contains...
Curated OER
Techniques Used to Convey Messages in Media
Students examine different types of media. In this media awareness instructional activity, students discover techniques used in print, language, symbolic, and technical media as they rotate through classroom station activities.
Curated OER
No-Three-In-A-Line Again
Students interpret information and results in context while using words and symbols to generalize patterns. They use symmetry and angle properties of polygons to solve practical problems and identifying invariant properties under...
Curated OER
Newsprint Activity
Students identify the main question behind their paper and narrow the focus and purpose of their paper. They view their topic from a variety of perspectives and determine their own interest in a particular aspect of a topic. They...
Curated OER
Sundials and Shadows - What Can They Teach Us About Seasons?
Students collect and analyze data relating to seasonal changes. They view a video, research web sites and build a sundial to collect their data.
Curated OER
Making Shapes
Tenth graders construct geometric figures using compasses and protractors.
Curated OER
Space and Shape in Geometry:
Students are asked to visualize three-dimensional figures and apply this visualization to problem solving.
CK-12 Foundation
Ck 12: Geometry: Rotations
[Free Registration/Login may be required to access all resource tools.] This concept teaches students what rotations are and how to find the coordinates of rotated figures.
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.
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...
TeachEngineering
Teach Engineering: Robo Clock
Students learn various topics associated with the circle through studying a clock. Topics include reading analog time, understanding the concept of rotation (clockwise vs. counter-clockwise), and identifying right angles and straight...
CK-12 Foundation
Ck 12: 2.9 Rotation Symmetry
Find out about the ways to name rotation symmetry: order, fraction of a turn, and angle.