Which line is longer, AB or BC?

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Jhun Vert
Jhun Vert's picture
Which line is longer, AB or BC?

I found this illusion from the web, I found it interesting so I posted it here. The question is which line is longer, AB or BC.
 

geometry-illusion_line_01.gif

 

Do you know any geometrical illusion? One that involves mathematical concepts is more interesting. Feel free to post it here.

fitzmerl duron
fitzmerl duron's picture

Parehas ang haba ng line $AB$ at line $BC$ sa tingin ko.......o di kaya.....nalinlang lang ako? hehehe....

Interesado ako nito ah....