Question

if the total surface area of cube is486cm^2 then find lateral surface area and volume

Answer 1

Step-by-step explanation:

hope this will help you

Answer 2

Step-by-step explanation:

Given, T. S. A of cube =486 cm^2

but T. S. A of cube =6a^2

Now,

6a^2 =486

a^2=486/6

a^2= 81

a =√81

a =9

So, edge of cube (a) =9cm

Hence, L. S. A of cube = 4a^2= 4 ✖ 9 ✖ 9

=324cm^2

and volume of cube = edge^3 = 9 ✖ 9 ✖ 9=729cm^3