Q15 of 94 Page 228

The diagonal of a cube measures cm. Its volume is

Given that,

Diagonal of the cube = a = 4 cm

i.e. a = cm

Therefore,

Volume of the cube = a³ = 4³

= 64 cm³

Hence, option D is correct

A rectangular water tank is 3 m long, 2 m wide and 5 m high. How many litres of water can it hold?

The area of the cardboard needed to make a box of size 25 cm x 15 cm x 8 cm will be

The diagonal of a cube is cm long. Its total surface area is

If each side of a cube is doubled then its volume