right angle
A 'right angle' is fundamental in geometry and is frequently seen in everyday objects and architectural designs.
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Definition
B2Geometry
(technical, academic)An angle that measures exactly 90 degrees.
Example
- The corners of a square are right angles.
- A right angle is represented by the symbol ∟.
B2Geometry
(technical, academic)An angle formed by two lines that intersect perpendicularly.
Example
- The two walls meet at a right angle.
- A carpenter uses a tool to ensure the wood pieces join at right angles.
Similar
Terms that have similar or relatively close meanings to "right angle":
angle shotangle barvertical angleangle quoteangle foralternate anglesplane angleangle shootingangle bracketcritical anglethird angle projectionfirst angle projectioncomplementary anglessupplementary anglesangle of incidence