Question

The perimeter of a one cube Is 36cm. Find total surface of area

Answer 1

Answer:  Step-by-step explanation:

Hello...!

We know that all sides of cube are equal.  

so let suppose of side of cube to be a.  

so we also know that formula of perimter of cube is 4a where 'a' is a side.  

Perimeter is given i.e. 36  

so A/Q

4a=36

a=9  formula of tsa of cube is

6a²  

we know a=9  

Putting value of a  

6(9)²=6(81)=486 cm²    

HOPE IT HELPS....!