... The concept of this post is to "illustrate" the volume ratios between all three for "equal" base widths to show these ratios; it's extremely difficult to imagine volume ratios by looking at finished products. ...

280.0000

239.4853

26.4166

all are 440 x 440 x 1/3 x "X"

Still don't see anything Clive.

Cheers
Don Barone

"There is nothing as impenetrable as a closed mind"
and ..." if everything is a coincidence what is the point of studying or measuring or analyzing anything ?" db