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Geometric Transformations
2D Object Definition--2
Special polygons
Circles
Consist of all points equidistant from one predetermined point (the center)
r (radius) = c, where c is a constant
On a Cartesian grid with center of circle at origin equation is r2 = x2 + y2
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Geometric Transformations - 09 MAY 95
Page 10 of 51
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