The only one present who was seated like a man, legs crossed at right-angle, was Whoopi Goldberg.
In 1933, Ben Shahn loaned Walker Evans a right-angle viewfinder, which he took on assignment to Vicksburg, Mississippi.
The pipe entered through the end of the tunnel, threaded into a right-angle pipe fitting, and disappeared into the tunnel floor!
Obtuse, an angle having a wider opening than a right-angle or "perpendicular."
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.
At the epicentre, the angle of emergence is a right-angle; at a great distance from the epicentre, it is nearly zero.
That one side and one acute angle of a right-angle triangle determine the other sides of the triangle.
Its bole, five feet of stalwart diameter, rose straight and tapering to the first right-angle limbs, each in itself almost a tree.
Fig. 245 shows a form of right-angle cross which allows the trolley-wheels of crossing lines to pass.
The toe is never pointed in line with the leg, but held at a right-angle to it, as in the standing position.
An angle measuring ninety degrees, formed by the intersection of two perpendicular lines. (Compare acute angle and obtuse angle.)