make right-angled
51Flag of Iceland — Infobox flag Name = Iceland Article = Use = 100100 Symbol = Proportion = 18:25 Adoption = 1944 Design = A white Noborder2 = yes Use2 = 011011 Proportion2 = 18:37The flag of Iceland was officially described in Law No. 34, set out on 17 June 1944,… …
52Mesopotamia, history of — ▪ historical region, Asia Introduction history of the region in southwestern Asia where the world s earliest civilization developed. The name comes from a Greek word meaning “between rivers,” referring to the land between the Tigris and… …
53Oderteich — Country Germany Location Lower Saxony Coordinates …
54square — 1. noun 1) a shop in the square Syn: market square, marketplace, plaza, piazza 2) informal you re such a square! Syn: (old) fogey, conservative, traditionalist, conformist, bourgeois, fossil; informal stick i …
55Commissioners' Plan of 1811 — A modern redrawing of the 1807 version of the Commissioner s Grid plan for Manhattan, a few years before it was adopted in 1811. The Commissioners Plan of 1811 was the original design plan for the streets of Manhattan, which put in place the grid …
56Baudhayana — Baudhāyana, (fl. ca. 800 BCE)cite web last = O Connor first = J J authorlink = coauthors =E F Robertson title =Baudhayana work = publisher = School of Mathematics and Statistics, University of St Andrews, Scotland month = November | year = 2000… …
57$pringfield (Or, How I Learned to Stop Worrying and Love Legalized Gambling) — The Simpsons episode Episode no. 91 Prod. code …
58Problem of universals — The problem of universals is an ancient problem in metaphysics about whether universals exist. Universals are general or abstract qualities, characteristics, properties, kinds or relations, such as being male/female, solid/liquid/gas or a certain …
59Zeno's paradoxes — Achilles and the Tortoise redirects here. For other uses, see Achilles and the Tortoise (disambiguation). Arrow paradox redirects here. For other uses, see Arrow paradox (disambiguation). Zeno s paradoxes are a set of problems generally thought… …
60Law of sines — The law of sines (sines law, sine formula, sine rule), in trigonometry, is a statement about any triangle in a plane. Where the sides of the triangle are a , b and c and the angles opposite those sides are A , B and C , then the law of sines… …