Deducing the Area of Triangles
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Objective
Students will inductively determine the formula for the area of a triangle. Then we apply it to other, more complex shapes.
Steps
- Using examples, students will attempt to deduce the formula for the area of a triangle.
- We reveal the rule.
- Students attempt to decompose more complex shapes into triangles.
Resources
- Worksheet Part 1 (PDF) (Half-sheets)
- Worksheet Part 1 (Google Slides)
- Triangle Examples from Part 1 (PDF)
- Triangle Examples from Part 1 (Google Slides)
- Worksheet Part 2 (PDF) (Half-sheets)
- Worksheet Part 2 (Google Slides)
- Worksheet Part 3 (PDF)
- Worksheet Part 3 (Google Slides)
- Worksheet Part 3 - Sample Answers (PDF)
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