enow.com Web Search

  1. Ads

    related to: ruler free printable

Search results

  1. Results from the WOW.Com Content Network
  2. Ruler - Wikipedia

    en.wikipedia.org/wiki/Ruler

    A variety of rulers A 2 m (6 ft 6 + 3 ⁄ 4 in) carpenter's rule Retractable flexible rule or tape measure A closeup of a steel ruler A ruler in combination with a letter scale. A ruler, sometimes called a rule, scale or a line gauge, is an instrument used to make length measurements, whereby a length is read from a series of markings called "rules" along an edge of the device. [1]

  3. Slide rule - Wikipedia

    en.wikipedia.org/wiki/Slide_rule

    Slide rule. Typical ten-inch (25 cm) student slide rule (Pickett N902-T simplex trig) A slide rule is a hand -operated mechanical calculator consisting of slidable rulers for evaluating mathematical operations such as multiplication, division, exponents, roots, logarithms, and trigonometry.

  4. Straightedge and compass construction - Wikipedia

    en.wikipedia.org/wiki/Straightedge_and_compass...

    Using a markable ruler, regular polygons with solid constructions, like the heptagon, are constructible; and John H. Conway and Richard K. Guy give constructions for several of them. [20] The neusis construction is more powerful than a conic drawing tool, as one can construct complex numbers that do not have solid constructions.

  5. Set square - Wikipedia

    en.wikipedia.org/wiki/Set_square

    The simplest form of set square is a triangular piece of transparent plastic (or formerly of polished wood) with the centre removed. More commonly the set square bears the markings of a ruler and a half circle protractor. The outer edges are typically bevelled. These set squares come in two usual forms, both right triangles: one with 90-45-45 ...

  6. Square and Compasses - Wikipedia

    en.wikipedia.org/wiki/Square_and_Compasses

    Square and Compasses. The Square and Compasses (or, more correctly, a square and a set of compasses joined) is the single most identifiable symbol of Freemasonry. Both the square and compasses are architect 's tools and are used in Masonic ritual as emblems to teach symbolic lessons. Some Lodges and rituals explain these symbols as lessons in ...

  7. List of Roman emperors - Wikipedia

    en.wikipedia.org/wiki/List_of_Roman_emperors

    List of Roman emperors. The Roman emperors were the rulers of the Roman Empire from the granting of the name and title Augustus to Octavian by the Roman Senate in 27 BC onward. [1] Augustus maintained a facade of Republican rule, rejecting monarchical titles but calling himself princeps senatus (first man of the Senate) and princeps civitatis ...

  1. Ads

    related to: ruler free printable