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plane angle

noun, Mathematics.
an angle between two intersecting lines.
Origin of plane angle
First recorded in 1820-30 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for plane angle
Historical Examples
  • A plane angle is the inclination to each other of two lines in a plane which meet each other and do not lie in a straight line.

    The Teaching of Geometry David Eugene Smith
British Dictionary definitions for plane angle

plane angle

an angle between two intersecting lines
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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