3 years ago

ALGEBRA! NEED HELP!

2 answers:

7 0

Since each edge's length is x, each face's are would be ${ x }^{ 2 }$
And cubes have 6 faces. multiply 6 by ${ x }^{ 2 }$ , the formula is : $6{ x }^{ 2 }$

Amiraneli [1.4K]3 years ago

6 0

Surface area of a cube
cube=6 squares
square=2 equal sides
area of square=side^2
surface area of cube=6(area of square)=6side^2
side=x
SA=6x^2

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