Question

Find the total surface area of cube having the side 7 cm​

Answer 1

Answer:

294cm2

Step-by-step explanation:

Given, the side of a cube is 7 cm

Total surface area of cube =6×(side)  

2

 

=6×7×7

=294

∴ the total surface area of cube is 294 cm  

2

.

Answer 2

Answer:

$\fbox\pink{Question}$

Find the total surface area of cube having the side 7 cm.

$\fbox\pink{Given}$

Side of a cube = 7 cm

Total sides of cube = 6

$\fbox\pink{To\:find}$

We have to find the TSA of cube

$\fbox\pink{Formula}$

TSA of cube = 6 × (side)²

$\fbox\pink{Solution}$

TSA of cube = 6 × (side)²

= 6 × 7 × 7

= 294

•°• TSA of cube is 294 cm²

_______________________________

$\fbox\pink{Additional\: Information}$

All Formulas of cube

1. TSA of cube = 6 × (side)²
2. LSA of cube = 4 × (side)²
3. Volume of cube = (side)³
4. Diagonal of cube = √3l
5. Perimeter of cube = 12 × side