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right angle
noun
- the angle formed by two radii of a circle that are drawn to the extremities of an arc equal to one quarter of the circle; the angle formed by two perpendicular lines that intersect; an angle of 90°.
right angle
noun
- the angle between two radii of a circle that cut off on the circumference an arc equal in length to one quarter of the circumference; an angle of 90° or π/2 radians
- at right anglesperpendicular or perpendicularly
right angle
/ ī /
- An angle having a measure of 90°.
right angle
- An angle measuring ninety degrees , formed by the intersection of two perpendicular lines. ( Compare acute angle and obtuse angle .)
Derived Forms
- ˈ-ˌԲ, adjective
Other 51Թ Forms
- -g adjective
51Թ History and Origins
Origin of right angle1
Example Sentences
For them to occur in the UK we need to be on the edge of an area of high pressure, with a brisk wind blowing at a right angle to a hill or mountain range.
It took a couple of runs to get the right angle and then it was down to waiting for a good start.
Ruble perfected her movements in sync with the music and the other dancers, her head tilted at just the right angle, her arabesque hitting the correct line, her discipline and note-taking clearly paying off.
They were flat like paintings but sculptural in their defiance of right angles.
He spent hours talking and sharing stories, and they tolerated his fussiness, looking for just the right angle, just the right light.
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