Parallelogram Geometry 101

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Wheelhouse Coffee: Parallelogram... or Triangle?
Seattle Weekly (blog)
Or a parallelogram. Or... a... which one is it that has five sides? Especially if they are extremely unequal in length. And one of them is actually a door? No, really: no idea. I rapidly get lost in the maze of geometric terminology.

Hollywood Reporter

Broadway Plans for 'Clybourne Park' Move Forward Despite Scott Rudin's Departure
Hollywood Reporter
However, Rudin's take on the decision points to unprofessional behavior on Norris' part, prompting him to drop not only Clybourne Park, but also his involvement in another Norris play, A Parallelogram, as well as a commissioned work.

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New York Times (blog)

Falling-Out Imperils Broadway Production of 'Clybourne Park'
New York Times (blog)
I think he's a wonderful playwright, and an equally wonderful actor, but I am unwilling to support or de facto condone this behavior and have decided not to proceed with 'Clybourne Park,' or 'A Parallelogram,' or with the production of a new play I ...
Producer Scott Rudin Addresses Decision to Depart Broadway's Clybourne ParkBroadway.com

all 59 news articles »

BikeRadar.com

SRAM Red 2012 – Full details
BikeRadar.com
Ingeniously, the parallelogram pivots aren't actually parallel to each other, either – a design SRAM call 'Yaw' – so that the cage doesn't just swing in and out as usual but also rotates slightly on a vertical axis as it moves back and forth.

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MotorTrend Magazine

Race Sunday, Sell Monday: 2013 Ford Fusion Sprint Cup Car Revealed
MotorTrend Magazine
The Fusion Sprint Cup racer wears decals designed to mimic the hexagonal grille, squinty headlights, and parallelogram-shaped foglights of the 2013 Fusion sedan. The racer also apes the hood strakes and bodyside creases seen on Ford's new midsize ...

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Internet Search Results

Parallelogram - Wikipedia, the free encyclopedia
In Euclidean geometry, a parallelogram is a convex quadrilateral with two pairs of parallel sides. The opposite or facing sides of a parallelogram are of equal length ...

parallelogram: Definition from Answers.com
n. A four-sided plane figure with opposite sides parallel. [Late Latin parallēlogrammum , from Greek parallēlogrammon , from neuter sing. of parallēlogrammos ...

Parallelogram - math word definition - Math Open Reference
Parallelogram definition and properties . Includes a cool math applet useful as a classroom activity and manipulative.

Parallelogram -- from Wolfram MathWorld
A parallelogram is a quadrilateral with opposite sides parallel (and therefore opposite angles equal). A quadrilateral with equal sides is called a rhombus, and a ...

Parallelogram: Facts, Discussion Forum, and Encyclopedia Article
In geometry, a parallelogram is a quadrilateral. with two pairs of parallel. sides. In Euclidean Geometry, the opposite or facing sides of a parallelogram are of ...

Quadrilaterals - Square, Rectangle, Rhombus, Trapezoid, Parallelogram
Quadrilateral just means "four sides" (quad means four, lateral means side). Any four-sided shape is a Quadrilateral. But the sides have to be straight, and ...

Parallelogram - New World Encyclopedia
In geometry, a parallelogram is a quadrilateral with two sets of parallel sides. The opposite sides of a parallelogram are of equal length, and the opposite angles of ...

Parallelogram | Define Parallelogram at Dictionary.com
noun a quadrilateral having both pairs of opposite sides parallel to each other. Origin: 1560–70; < Late Latin parallēlogrammum < Greek parallēlógrammon. See ...

parallelogram - definition of parallelogram by the Free Online ...
par·al·lel·o·gram (p r-l l-gr m) n. A four-sided plane figure with opposite sides parallel. [Late Latin parall logrammum, from Greek parall logrammon, from neuter ...

Parallelograms. Properties, Shapes, Sides, Diagonals and Angles ...
A parallelogram is quadrilateral comprised of two pairs of parallel lines. There are several rules involving the angles of a parallelogram