Prepare classes for the many segment and angle relationships within circles. The video lesson examines the relationship between secants, tangents, angles, and arcs. The instructor works through examples to demonstrate the relationships.

Concepts

secant, tangent lines, circles, arcs, angles

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Additional Tags

math

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Instructional Ideas

• Use the video when a substitute teacher is necessary
• Have learners sketch examples of possible angle relationships

Classroom Considerations

• Lesson builds on concepts from previous lessons in this 40-part series

• This video is hosted on YouTube

Pros

• Instructor organizes the information in a logical, meaningful manner
• Selection of examples represent a good variety of possible problems

Cons

• The amount of information on the screen may be distracting for some pupils

Common Core

HSG-C.A.2