right angle

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Related to Ninety-degree angle: right angle

right angle

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

right angle

[′rīt ′aŋ·gəl]
(mathematics)
An angle of 90°.

right angle

An angle of 90°.
References in periodicals archive ?
The Ninety-Degree model was designed for a major cosmetics manufacturer that was looking for permanent protection at the ledge that allowed a pallet to be removed from a ninety-degree angle while at the same time permanently blocking off an opening from the opposite direction.
Actually, some of this must be outside, the greenery indoors fusing visually with the blossom and foliage in the garden; but in the painting's odd space (the spread of flowers is a flat wall, though there's a ninety-degree angle in there somewhere) the two are indistinguishable.
Behind him the Bay of Hong Kong extends as far as the eye can see, but is turned at a ninety-degree angle, its skyscrapers strangely reclining, horizontal.
Since there are few ninety-degree angles in nature, many of our walls and soffits are curved to soften the appearance of corridors and corners.
It has "wings" that are offset and extend at ninety-degree angles from a "huh.
The students constructed the frames by using the splines and wood glue to join the corners, then checking the corners with a square to ensure ninety-degree angles.
The artist abducts us into an attic-like architecture that is still as white as the eponymous cube but infinitely more eccentric, eschewing ninety-degree angles and bursting with a surfeit of objects, pictures, assemblages, display structures, and supports.
Four of the walls were installed at the center of the exhibition space, at ninety-degree angles, with the videos playing on them simultaneously.
Flintstone-esque foam spheres were scattered around the space, static body-size things that, like most everything else there, had no hard edges or ninety-degree angles (a choice described by the artists as embodying "nonhierarchical building" strategies).