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Mathematics Within: Slope and Triangles

Learners discover a method for determining the slope of a line by creating and comparing similar triangles. They fold coordinate grids to make three similar triangles then measure the sides to compare the relationships between the triangles. The slope equation or rise over run is developed from these relationships.

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CCSS: Adaptable
Resource Details

Grade
8th - 10th
Subjects
Math
3 more...
Resource Type
Lesson Plans
Duration
1 hr
Instructional Strategies
Inquiry-Based Learning
2 more...
Common Core

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