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right-angle
right angle Translate Button
noun
1.
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°.
Examples for right angle Expand
The only one present who was seated like a man, legs crossed at right-angle, was Whoopi Goldberg.
Obama's Televised Turn-Off Tunku Varadarajan July 28, 2010
In 1933, Ben Shahn loaned Walker Evans a right-angle viewfinder, which he took on assignment to Vicksburg, Mississippi.
Furtive Photography Philip Gefter May 26, 2010
The pipe entered through the end of the tunnel, threaded into a right-angle pipe fitting, and disappeared into the tunnel floor!
The Blue Ghost Mystery Harold Leland Goodwin
Obtuse, an angle having a wider opening than a right-angle or "perpendicular."
Stained Glass Work C. W. Whall
At length he rose and climbed on, presently turning at a right-angle to bisect the strip to its boundary before he paused to rest.
The Valiants of Virginia Hallie Erminie Rives
At the epicentre, the angle of emergence is a right-angle; at a great distance from the epicentre, it is nearly zero.
A Study of Recent Earthquakes Charles Davison
That one side and one acute angle of a right-angle triangle determine the other sides of the triangle.
A History of Science, Volume 1(of 5) Henry Smith Williams
Its bole, five feet of stalwart diameter, rose straight and tapering to the first right-angle limbs, each in itself almost a tree.
The Roof Tree Charles Neville Buck
Fig. 245 shows a form of right-angle cross which allows the trolley-wheels of crossing lines to pass.
Things a Boy Should Know About Electricity Thomas M. (Thomas Matthew) St. John
The toe is never pointed in line with the leg, but held at a right-angle to it, as in the standing position.
The Morris Book Cecil J. Sharp
Origin Expand
1350-1400; Middle English
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