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Instructional Video

Khan Academy: Geometry: Challenging Similarity Problem

Curated by ACT

Explains how to determine unknown side lengths in a complex diagram that involves similar triangles. [9:53]

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CCSS: Adaptable
Concepts
corresponding angles, corresponding sides, similar triangles
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Additional Tags
determining unknown side lengths, proving triangle similarity, khan academy, khan academy math
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Classroom Considerations
  • Knovation Readability Score: 2 (1 low difficulty, 5 high difficulty)