Respuesta :

irspow
The three dimensional diagonal of a rectangular prism is:

d^2=x^2+y^2+z^2, and since this is a cube, x=y=z=s, and we are told that s=3

d^2=3s^2  and s=3

d^2=3(3^2)

d^2=3(9)

d^2=27

d=√27
mesquivel1607

Answer:

27

Step-by-step explanation:

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