Monday math : easy one to start the week !!!

in math •  5 months ago


Easy brain practice :)

Determine the surface of the cube !

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x²+y²=2 x 10=20 (Pythagore theory)
2x²=2y(P. Theory)
Gives x²=y
Surface of cube
S= 6*x²=6x4=24


You forgot to square the 10 (instead of 2x10) in the first line.


That s true ;)

Your proportions are not correct. If X and X is the same size, the right side would have to be much shorter.


Yes true Im not the best artist but should be clear no ? I also wrote its a cube :)

Thanks for info!


What info :) ?


This photo is interesting.


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