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This Investigating Similar Triangles lesson plan also includes:
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Let your use of the resource be in proportion to its usefulness. Pupils investigate similar triangles by measuring side lengths and considering given angle measures. The results of the investigation help develop generalizations about similar triangles, such as the proportionality of sides.
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Concepts
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Instructional Ideas
- Use the resource to introduce similar triangles
Classroom Considerations
- Activity requires materials, such as tracing paper and rulers
- The class needs prior experience with congruence, including triangle congruence criteria (SAS, SSS, etc.)
Pros
- Includes printable worksheets
- Teacher resource contains suggestions on how to use the provided blackline masters
Cons
- No answer key for activity
- Outdated California standards information