The Fibonacci Sequence and Golden Ratio Quiz

The Fascinating Fibonacci Sequence and Golden Ratio

• Many flowers, cacti leaves, and sunflower seeds have numbers of petals or arrangements that follow the Fibonacci sequence.
• The human hand has five fingers with three parts each, and the lengths of bones in the hand are also Fibonacci numbers.
• The Fibonacci sequence is a series of numbers in which each number is the sum of the two numbers before it.
• The sequence begins with 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, and so on.
• The sequence is named after Leonardo Pisano, aka Fibonacci, who introduced the Hindu-Arabic numeral system to the Western world.
• The Fibonacci sequence has been discovered in various forms in nature and everyday life.
• The golden ratio is a ratio of two quantities that have a ratio equal to the ratio of their sum to the larger quantity.
• The golden ratio is represented by the Greek letter phi (ϕ) and has a value close to 1.618033…
• All Fibonacci numbers have the golden ratio.
• The golden spiral is a special kind of logarithmic spiral that gets wider by a factor of phi for every quarter turn it makes.
• The golden ratio and golden spirals can be found in seashells, ocean waves, hurricanes, flower buds, spider webs, and many other naturally occurring phenomena.
• Architects and artists often use the golden ratio in their designs and creations, such as Le Corbusier's Modulor system and Salvador Dali's The Sacrament of the Last Supper.