Square

\n\n\n\n\n\n\n\n A square as a geometric shape is described and illustrated at square (geometry). There are other concepts derived from it:\n* the geometric unit square;\n* the square units of measurement, such as the square mile, square meter, square kilometer, square inch, and square megameter;\n* the square waveform. But a square is also several other things, conceptually or etymologically derived from the shape:\n* an algebraic square,\n** and the closely related square number\n** and perfect square;\n* a city square;\n* the town of Central Square, New York;\n* the carpentry square, combination square and try square;\n* the drafting tool called the T-square;\n* A Square, the main narrator of the geometry story Flatland;\n* on the subject of video games, Square is short for Squaresoft;\n* square as a slang noun or adjective;\n* the Square cryptographic block cipher;\n* the various square dances;\n* the Mandarin square insignia;\n* the hawk species the Square-tailed Kite;\n* the sailing term, square-rigging.