Clusters should not be sorted from Major to Supporting and then taught in that order. To do so would strip the coherence of the mathematical ideas and miss the opportunity to enhance the major work of the grade with the supporting clusters.
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Assessed with:
MAFS.912.G-CO.1.5
- Test Item #: Sample Item 1
- Question:
Regular pentagon EFGHI with center K is shown.
Select all the transformations that carry pentagon EFGHI onto itself.
- Difficulty: N/A
- Type: MS: Multiselect
Related Courses
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Related Resources
Educational Software / Tool
Formative Assessments
Lesson Plans
Problem-Solving Task
Tutorials
MFAS Formative Assessments
Students are asked to describe the rotations and reflections that carry a parallelogram and rhombus onto itself.
Students are asked to describe the rotations and reflections that carry a rectangle and a square onto itself.
Students are asked to describe the rotations and reflections that carry a regular polygon onto itself.
Students are asked to describe the rotations and reflections that carry a trapezoid onto itself.
Student Resources
Educational Software / Tool
This virtual manipulative can be used to demonstrate and explore the effect of translation, rotation, and/or reflection on a variety of plane figures. A series of transformations can be explored to result in a specified final image.
Type: Educational Software / Tool
Problem-Solving Task
This task provides a concrete geometric setting in which to study rigid transformations of the plane.
Type: Problem-Solving Task
Tutorials
Students will investigate symmetry by rotating polygons 180 degrees about their center.
Type: Tutorial
Students will see what happens when a figure is rotated about the origin -270 degrees. Having a foundation about right triangles is recommended before viewing this video.
Type: Tutorial
Parent Resources
Problem-Solving Task
This task provides a concrete geometric setting in which to study rigid transformations of the plane.
Type: Problem-Solving Task