Videos
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If you experience difficulty watching your videos, please download and install VLC player.
Windows Version • Mac OS Version
Segments, Circles |
Length | Play |
---|---|---|
Arcs and Chords | 21:58 | Play |
Chord Lengths | 19:23 | Play |
Secant Lengths | 20:50 | Play |
Tangent Lengths | 17:44 | Play |
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Our videos can turn students who normally earn grades of D and F into successful students.
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A must read for math teachers and administrators. Bill has a straight forward, common sense approach that demystifies mathematics.
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Hire Bill Hanlon as a Keynote Speaker for your next conference or seminar.
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One week chapter reviews on Zoom, 72 minutes a day.