---->>>FLIGHT DELAYS!!
Recently, Mathplane has been experiencing slow page loads.
Sorry for the delays. We are working on the traffic and server issues.
Thank you for your patience and persistence!
The parallelogram is an important geometric figure.
For example, the Parallelogram Law is used to verify vector addition.
Yet, In the every day world, --- perhaps, because of its lack of symmetry --- it appears less often than other shapes.
In this space, find different aspects of this unique quadrilateral...
Formulas and examples - click lower right corner to view (larger) image.
Swiss Air logo
Area = bh
Perimeter = 2(b + s)
_________________________________
"Parallelogram Illusion"
Which segment is longer? a or b?
(The answer and other illusions are below and to the left.)
_________________________________
_________________________________
Webcomic #71 "Secret Admirer" (featuring a singing parallelogram)
(click lower right to view)
_________________________________
Download Free Parallelogram Parking .pdf file
If you have a parallelogram image that you'd like to add, let us know!
__________________________________
References: learn more about the parallelogram and applications at MathWorld.Wolfram.com
Properties and Math Definitions from mathwords.com