similar triangle
41self-similar — When small parts of an object are qualitatively the same, or similar to the whole object. In certain deterministic fractals , like the Sierpinski Triangle, small pieces look the same as the entire object. In random fractals , small increments of… …
42Terrible Triangle — is a term used by Pope Pius XI, for the simultaneous persecution of Christians in general and the Catholic Church in particular in three countries: Soviet Union, Mexico and Spain [Fontenelle, 164] These events are said to have influenced his… …
43Golden ratio — For the Ace of Base album, see The Golden Ratio (album). Not to be confused with Golden number. The golden section is a line segment divided according to the golden ratio: The total length a + b is to the length of the longer segment a as the… …
44Trigonometric functions — Cosine redirects here. For the similarity measure, see Cosine similarity. Trigonometry History Usage Functions Generalized Inverse functions …
45Chinese mathematics — Mathematics in China emerged independently by the 11th century BC.[1] The Chinese independently developed very large and negative numbers, decimals, a place value decimal system, a binary system, algebra, geometry, and trigonometry. Many[who?]… …
46History of algebra — Elementary algebra is the branch of mathematics that deals with solving for the operands of arithmetic equations. Modern or abstract algebra has its origins as an abstraction of elementary algebra. Historians know that the earliest mathematical… …
47Euclidean geometry — geometry based upon the postulates of Euclid, esp. the postulate that only one line may be drawn through a given point parallel to a given line. [1860 65] * * * Study of points, lines, angles, surfaces, and solids based on Euclid s axioms. Its… …
48Sine — For other uses, see Sine (disambiguation). Sine Basic features Parity odd Domain ( ∞,∞) Codomain [ 1,1] P …
49Perspective (graphical) — Part of a series on …
50Croton Dam (Michigan) — This article is about the dam on the Muskegon River in Michigan. For the dam on the Croton River in New York, see New Croton Dam. Croton Dam Croton Dam and Hydroelectric Plant Official name Croton Hydroe …
