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This Discover Radians! performance also includes:
- Activity
- Worksheet
- Assessment
- Rubric
- Answer Key
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No need for radians to be mysterious. Scholars use a cardboard cut-out of a unit circle and measure the radius and circumference using a piece of string. They consider the number of radii needed to cover the entire circumference and use the results to develop a concrete definition of radians.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Have classmates complete the first activity (creating the cardboard unit circle) as homework if time is an issue
Classroom Considerations
- Pupils should be familiar with unit circles
- Materials such as cardboard, string, scissors, screwdriver, protractor, and straightedge are necessary
Pros
- Provides a data sheet for learners to fill in
- Includes a rubric for the activity
Cons
- None