Q14 of 189 Page 512

The volume of a cube is 512 cm3. Its total surface area is

Volume of a cube = (side)3


Given volume = 512 cm3


⇒ (side)3 = 512 cm3


⇒ side = = 8 cm


Total surface area of a cube = 6(side)2


⇒ Total surface area = 6(8)2cm2 = 384 cm2

More from this chapter

All 189 →
12

The lateral surface area of a cube is 256m2. The volume of the cube is

 13

The total surface area of a cube is 96 cm2. The volume of the cube is

 15

The length of the longest rod that can fit in a cubical vessel of side 10 cm, is

 16

If the length of diagonal of a cube is then its surface area is