Right angle Meaning, Definition & Usage
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noun the 90 degree angle between two perpendicular lines
WordNet
Definitions
- one formed by a right line falling on another perpendicularly, or an angle of 90° (measured by a quarter circle).
Definitions
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(a) The angle formed by one line meeting another perpendicularly, as the angles ABD, DBC.(b) (Spherics) A spherical angle included between the axes of two great circles whose planes are perpendicular to each other.
