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central angle

noun, Geometry
an angle formed at the center of a circle by two radii.
Origin of central angle
1900-05 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for central angle
  • The pie chart uses a common radius and varies the central angle according to the data.
  • All curved line segments of the plat shall be labeled with the central angle, arc length, and radius length.
  • The central angle in degrees of arc between the hypocenter and the station.
  • Now connect these to points to the center of the diameter line so that a central angle is formed.
  • Curve data shall include: centerline radius, length of curve, delta or central angle and tangent distance.
British Dictionary definitions for central angle

central angle

an angle whose vertex is at the centre of a circle
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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central angle in Science
central angle
An angle formed by two rays from the center of a circle, with the center forming the vertex.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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