2D shapes Quiz Information

i think trapezium is another name for trapaziod.

frenchhorn
TBH until this discussion came up, I didn't know that trapezium had 2 completely opposite definitions.
So here's a puzzle for you. Which version do YOU think I used?

So are you using the British or American definition of trapezium?

To confuse the issue even more...

...scroll down to the table under definition notes on this page.

http://www.mathopenref.com/trapezium.html

WHY????

yes you can say, trapezoid is another name for trapezium :P
check out: http://mathworld.wolfram.com/Trapezium.html
and click on the trapezoid link on it too, or
http://dictionary.reference.com/browse/trapezium

Is trapezium another name for trapezoid?