# The cube - simple

Calculate the surface of the cube measuring 15 centimeters.

Result

S =  1350 cm2

#### Solution:

$a=15 \ \text{cm} \ \\ S_{1}=a^2=15^2=225 \ \text{cm}^2 \ \\ S=6 \cdot \ S_{1}=6 \cdot \ 225=1350 \ \text{cm}^2$

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