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This 2D Rotations of Triangles assessment also includes:
Where does the line of rotation need to be to get a cone? Pupils respond to three questions involving rotating a right triangle about different lines. The scholars describe the solid created along with providing details about its dimensions.
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CCSS:
Designed
Concepts
Additional Tags
Instructional Ideas
- Have the class build a model of the solid of revolution
- Lead a discussion on what the general form of a base would be for solids created by revolutions
Classroom Considerations
- Individuals should be familiar with rotational solids
Pros
- The rubric includes descriptions of misconceptions at different levels of understanding
- Provides instructional implications for the various levels
Cons
- None