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  2. Ruler - Wikipedia

    en.wikipedia.org/wiki/Ruler

    A variety of rulers A 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 or metre/meter stick, 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. 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.

  4. Scale ruler - Wikipedia

    en.wikipedia.org/wiki/Scale_ruler

    An architect's scale is a specialized ruler designed to facilitate the drafting and measuring of architectural drawings, such as floor plans and Multi-view orthographic projections. Because the scale of such drawings is often smaller than life-size, an architect's scale features multiple units of length and proportional length increments.

  5. Tape measure - Wikipedia

    en.wikipedia.org/wiki/Tape_measure

    For example, in some Walmarts there are Hyper Tough brand tapes available in both US customary units and Metric units. Unlike US rulers, of which an overwhelming majority contain both centimeter and inch scales, tape measures are longer and thus traditionally have had scales in both inches and feet & inches. So, the inclusion of a metric scale ...

  6. 5 Phrases a Child Psychologist Is Begging Parents and ...

    www.aol.com/5-phrases-child-psychologist-begging...

    In her practice, Dr. Bren says that she reminds parents that it’s “totally OK” if you have said or still say some of these “wrong” phrases.

  7. Apple's answer to getting people to watch TV+: a ... - AOL

    www.aol.com/apples-answer-getting-people-watch...

    Apple is offering a free AppleTV+ trial from January 3 to January 5.. AppleTV+ is known for original content like "Ted Lasso" and "The Morning Show." It's reportedly cutting back on spending for ...

  8. Mayor Eric Adams’ key aide Winnie Greco has ‘disappeared ...

    www.aol.com/news/mayor-eric-adams-key-aide...

    A longtime confidante to Eric Adams who is under federal investigation has “disappeared” and is believed to be cooperating with authorities against the embattled New York City Mayor and other ...

  9. Golomb ruler - Wikipedia

    en.wikipedia.org/wiki/Golomb_ruler

    In mathematics, a Golomb ruler is a set of marks at integer positions along a ruler such that no two pairs of marks are the same distance apart. The number of marks on the ruler is its order, and the largest distance between two of its marks is its length. Translation and reflection of a Golomb ruler are considered trivial, so the smallest mark ...