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This When Can We Reverse a Transformation? 3 lesson plan also includes:
- When Can We Reverse a Transformation? 3 (Doc)
- When Can We Reverse a Transformation? 3 (PDF)
- When Can We Reverse a Transformation? 3 (Doc)
- Pre-Calculus Module 1: Teacher Materials
- Pre-Calculus Module1: Student Materials
- Pre-Calculus Module 1: Copy Ready Materials
- Assessment
- Answer Key
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When working with matrix multiplication, it all comes back around. The 31st portion of the unit is the third lesson on inverse matrices. The resource reviews the concepts of inverses and how to find them from the previous two lessons. Pupils continue to work with inverses while revisiting rotations and dilations, making the resource an opportunity to review the second half of the unit.
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Instructional Ideas
- Review with the class the difference between a rotational matrix and a dilation matrix
Classroom Considerations
- Class members should be familiar with special right triangles and recognizing lengths of sides
- The class should know how to solve quadratic equations
Pros
- The teacher notes give suggestions on instructional delivery strategies
- The primary vertex needed to determine the angle of rotation is a different color in the answer keys
Cons
- None