Model Of Geometric Relationships In 2 Circles
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An illustration showing a model of 2 circles with tangent lines, diameters, and radii that illustrates the following geometric relationship: “ t = √(a² - (R + r)², a = √(t² - (R + r)² “
Keywords
circles, proof, tangent, angle, proportion, theorem, model of geometric proportions, geometric relationships, secant lineGalleries
Geometric Theorems and ProofsSource
Albert A. Hopkins Scientific America: Handy Book Of Facts And Formulas (New York: Munn & Co., Inc., 1918) 41
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