Question

The edge of a cube is given below, then its total surface area is

Answer 1

Step-by-step explanation:

tsa =6*9=54m2. square root 9 is 9

Answer 2

Answer:

54 m²

Step-by-step explanation:

Edge of cube (a) = $\bold{\sqrt{9} }$ m.

Total surface area of cube:

• 6a²

=> 6 × √9²

=> 6 × 3²

=> 6 × 9

=> 54 m²

Lateral surface area of cube:

• 4a²