Cube diagonal

Determine the length of the cube diagonal with edge 37 mm.

Correct result:

d =  64.0859 mm

Solution:

a=37 mm s2=a2+a2=2a2  d2=a2+s2 d2=a2+2a2 d2=3a2  d=3 a=3 37=37 3=64.0859 mm



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