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This What Is Area? lesson plan also includes:
What if I can no longer justify area by counting squares? Lead a class discussion to find the area of a rectangular region with irrational side lengths. The class continues on with the idea of lower approximations and upper approximations to estimate the area of curved regions.
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CCSS:
Designed
Concepts
Additional Tags
Instructional Ideas
- Provide a review of approximating irrational numbers
- Consider using a circle along with the ellipse in the final discussion
Classroom Considerations
- Some learners may have problems understanding the upper and lower bounds
- The first installment of a 14-part series
Pros
- The lesson plans provide suggestions for scaffolding
- The exit ticket highlights the main concept of the lesson
Cons
- None