Illustration showing the golden angle. The golden angle is the smaller of two angles created by dividing the circumference of a circle according to the golden section. The ratio of the length of the larger arc to the smaller arc is equal to the ratio of the entire circumference to the larger arc. The golden angle is approximately 137.51°.
Keywordscircle, arc, angles, Circumference, arcs, golden ratio, golden mean, golden proportion, golden section, extreme ratio, mean ratio, medial section, golden cut, divine section, golden angle
Florida Center for Instructional Technology Clipart ETC (Tampa: University of South Florida, 2007)