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This Prove Triangles Similar instructional video also includes:
Show more than one way to prove similarity. Scholars learn three different methods to show two triangles are similar, Angle-Angle, Side-Side-Side, and Side-Angle-Side. Pupils practice applying these methods to determine whether two given triangles are similar, and then apply the methods to determine missing sides in triangles.
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CCSS:
Adaptable
Concepts
Instructional Ideas
- Provide opportunities for the class to write two-column proofs showing two triangles are similar
Classroom Considerations
- Second lesson in a four-part unit
- Assumes individuals are comfortable working with proportions
- This video is hosted on YouTube
Pros
- The answer sheet shows any work required to arrive at the solution
- Contains application problems that require the lesson's skills
Cons
- None