When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Perimeter - Wikipedia

    en.wikipedia.org/wiki/Perimeter

    Perimeter is the distance around a two dimensional shape, a measurement of the distance around something; the length of the boundary. A perimeter is a closed path that encompasses, surrounds, or outlines either a two dimensional shape or a one-dimensional length. The perimeter of a circle or an ellipse is called its circumference.

  3. Mathematics - Wikipedia

    en.wikipedia.org/wiki/Mathematics

    Another approach for defining mathematics is to use its methods. For example, an area of study is often qualified as mathematics as soon as one can prove theorems—assertions whose validity relies on a proof, that is, a purely-logical deduction. [d] [176] [failed verification]

  4. Triangle - Wikipedia

    en.wikipedia.org/wiki/Triangle

    The largest possible ratio of the area of the inscribed square to the area of the triangle is 1/2, which occurs when =, = /, and the altitude of the triangle from the base of length is equal to . The smallest possible ratio of the side of one inscribed square to the side of another in the same non-obtuse triangle is 2 2 / 3 {\displaystyle 2 ...

  5. Five-dimensional space - Wikipedia

    en.wikipedia.org/wiki/Five-dimensional_space

    In five or more dimensions, only three regular polytopes exist. In five dimensions, they are: The 5-simplex of the simplex family, {3,3,3,3}, with 6 vertices, 15 edges, 20 faces (each an equilateral triangle), 15 cells (each a regular tetrahedron), and 6 hypercells (each a 5-cell).

  6. AOL latest headlines, entertainment, sports, articles for business, health and world news.

  7. Wetted perimeter - Wikipedia

    en.wikipedia.org/wiki/Wetted_perimeter

    The term wetted perimeter is common in civil engineering, environmental engineering, hydrology, geomorphology, and heat transfer applications; it is associated with the hydraulic diameter or hydraulic radius. Engineers commonly cite the cross sectional area of a river. The wetted perimeter can be defined mathematically as

  8. Sarah Hughes - Wikipedia

    en.wikipedia.org/wiki/Sarah_Hughes

    Hughes began skating at the age of three. [13] Robin Wagner, who also choreographed for her from 1994, became her head coach in January 1998. [6] [13]Hughes won the junior title at the 1998 U.S. Championships in the 1997–1998 season.

  9. Rashidun cavalry - Wikipedia

    en.wikipedia.org/wiki/Rashidun_cavalry

    The Fursan unit, or the early Muslim cavalry unit, was the cavalry forces of the Rashidun army during the Muslim conquest of Syria.The division, which formed the early cavalry corps of the caliphate, was commonly nicknamed the Mobile Guard (Arabic: طليعة متحركة, Tulay'a mutaharikkah or Arabic: الحرس المتحرك, al-Haras al-Mutaharikkah) or the Marching Army ( جيش ...