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/sci/ - Science & Math

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2791380 No.2791380 [Reply] [Original]

Good evening, /sci/.

I was browsing 2chan, just for shit's and giggles, and I found this.
>pic related

Can someone care to explain what went wrong ?
I'm sort of confused.

>sorry 'bout the japanese

>> No.2791396

The slopes of the triangles doesn't equal the slopes of the trapezoids.

>> No.2791399

the picture is inaccurate

>> No.2791409

>mvq i didn't know at first it was an animated gif and i thought you were all just being idiots

>>2791396
this. they _look_ close enough but in truth they don't fit together perfectly. hence the result is off by one.

>> No.2791410

This is old as fuck. It shows why mathematical assertions should always have a rigorous proof.

>> No.2791436

<div class="math">?= \frac{64}{65}</div>