given two triangles
41Bicycle frame — Steel frame of 2000 LeMond Zurich road racing bicycle mounted in a work stand …
42Mathieu group — Group theory Group theory …
43Outer billiard — Outer Billiards is a dynamical system based on a convex shape in the plane. Classically, this system is defined for the Euclidean plane but one can also consider the system in the hyperbolic plane or in other spaces that suitably generalize the… …
44Desargues's theorem — Geom. the theorem that if two triangles are so related that the lines joining corresponding vertices meet in a point, then the extended corresponding lines of the two triangles meet in three points, all on the same line. [named after G.… …
45List of Cluedo characters — The board game Cluedo (Clue in North America) and the associated 1985 film Clue, contains six murder suspects, all of whom survived into the final 2002 edition of the game. They typically represent types, or stock characters, of European and… …
46Pinhole camera model — The pinhole camera model describes the mathematical relationship between the coordinates of a 3D point and its projection onto the image plane of an ideal pinhole camera, where the camera aperture is described as a point and no lenses are used to …
47Curvature — In mathematics, curvature refers to any of a number of loosely related concepts in different areas of geometry. Intuitively, curvature is the amount by which a geometric object deviates from being flat, or straight in the case of a line, but this …
48Battlestars (game show) — Infobox Television show name = Battlestars show name 2 = The New Battlestars format = Game show runtime = 30 minutes creator = Merrill Heatter presenter = Alex Trebek narrated = Rod Roddy (1981 82) Charlie Tuna (1983) theme music composer = Mort… …
49Tariff — For other uses, see Tariff (disambiguation). Taxation An aspect of fiscal policy …
50Scientology — Infobox Organization size = 120px caption = The Scientology Symbol is composed of the letter S that stands for Scientology and the ARC and KRC triangles, two important concepts in Scientology name = Scientology formation = 1953 type = Religious / …
