The Golden Ratio Lynn DeRosa Carole McMahon Carol Herb.

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Presentation transcript:

The Golden Ratio Lynn DeRosa Carole McMahon Carol Herb

Golden Ratio In Nature the Human body Shells Sunflowers and Pinecones Moths and Butterflies Spiral Growth

Golden Ratios in the Human Body Total Height : Navel to Floor Length of Index Finger : Length from Finger Tip to Knuckle Length of Arm : Length Finger Tip to Elbow Combined Length of two Center Teeth : Height of the Center Teeth

The Pyramids of Giza Parthenon Virtruvian Man Mona Lisa The Golden Ratio in Art and Architecture

Euclid described the Golden Ratio as the Golden Section, a line segment divided according to the golden ratio.

Fibonacci’s ratios and the Golden Rectangles 1, 1, 2, 3, 5, 8, 13, 21,…. As you go farther and farther to the right of the sequence, the ratio of a term to the one before it will get closer and closer to the Golden Ratio. Continue adding squares whose sides are the longer side of the rectangle.

YouTube Video on Golden Ratio R0ZXg