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#47 Common external tangents
Author:
Doug Kuhlmann
common external tangents and intersections
GeoGebra
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Introduction
Parallel or Not? (V2)
Piano. Keyboard.
Construct a Square
Napoleon's Theorem
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Long term behavior for polynomial functions
Go Fish-Step 4
Theorems 30-33
Inverse
Ford Circle animation 7
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Secant Line or Secant
Real Numbers
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