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Interpret and apply the relationships between tangent and secant lines. The instructor explains the relationships of the angles and segments created by intersecting tangent and secant lines.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- After introducing each rule, have students explain the rule to a classmate in their own words
- Pause the video after each rule to ask and answer clarifying questions
Classroom Considerations
- Learners should be familiar with tangent and secant lines
- The 19th installment in a series of 40 video lessons
- This video is hosted on YouTube
Pros
- Connects the segment and angle rules of secant and tangent lines to the formation of similar triangles
Cons
- Explanation of the tangent/secant rules at the beginning is difficult to follow