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johnsonkhalee
09.10.2019 •
Mathematics
The expression 6x^2 gives the surface of a cube and the expression x^3 gives the volume of a cube where x is the length on one side of the cube . find the surface area and the volume of cube with a length of 2 m.
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Ответ:
S(x)=6x²
S(2 m)=6(2 m)²=6(4 m²)=24 m²
The surface of this cube is 24 m².
Volume of a cube=V(x)
V(x)=x³
V(2 m)=(2 m)³=8 m³
The volume of this cube is 8 m³.
Ответ: