• delusion@lemmy.myserv.one
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    8 days ago

    Draw a symmetrical thingy, the calculations are then simple. I’ll let you figure out on your own what calculation is connected with what geometry:

    sqrt(242+72) = 25 25 + 7 = 32 sqrt(322+242)=40 40/2=20 x = sqrt(252-202)=15