Question

If total surface of cube is 864 cm2, find its volume

Answer 1

Answer:

answer is 1728

Step-by-step explanation:

6a^2=864

a^2=144

a=12 cm

volume = a^3

=12^3

=1728

Answer 2

Answer:

1728

Step-by-step explanation:

Given,

area=864cmsq.

To find,

volume=?

As we know,

area of cube = 6a sq.

864. = 6asq.

864/6 = asq.

144. cm = asq.

12. cm = a

As we know,

volume of cube= a cube

= 12^3

=1728cm cube