The length of a diagonal of a cube is 6\(\sqrt{3}\) cm. Surface area of the cube is :
A. 648 cm2
B. 432 cm2
C. 216 cm2
D. 144 cm2
Answer:C
The length of a diagonal of a cube is 6\(\sqrt{3}\) cm. Surface area of the cube is :
A. 648 cm2 B. 432 cm2 C. 216 cm2 D. 144 cm2