Difference between revisions of "Quadrant"
From Encyclopedia of Mathematics
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A quadrant of the plane is any of the four regions (angles) into which the plane is divided by two mutually-perpendicular straight lines, taken to be coordinate axes. | A quadrant of the plane is any of the four regions (angles) into which the plane is divided by two mutually-perpendicular straight lines, taken to be coordinate axes. | ||
| − | A quadrant of a disc is a sector with central angle | + | A quadrant of a disc is a sector with central angle $90^\circ$, a quarter of the disc. |
Latest revision as of 16:45, 30 July 2014
A quadrant of the plane is any of the four regions (angles) into which the plane is divided by two mutually-perpendicular straight lines, taken to be coordinate axes.
A quadrant of a disc is a sector with central angle $90^\circ$, a quarter of the disc.
How to Cite This Entry:
Quadrant. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Quadrant&oldid=32586
Quadrant. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Quadrant&oldid=32586
This article was adapted from an original article by BSE-3 (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article