How to classify similar rectangles into several list

Geometry
1

I get hunderds of thousands of rectangles and I want to classify the similar rectangles into a list. Do you have any ideas?

2

Ho @A.C ,

you could use “GroupByFunction” with “Surface.Area” as the grouping function.

3

It’s a great idea. But what fuction should I input in the function botton.

4

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5

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Which part did I make a mistake?

6

Don’t feed Surface.Area anything

8

I figured it out, thanks for your help.