Question

if a=3cm then total surface area of a cube is​

Answer 1

Answer:

Surface area of cube = 6a²

=6×(3)²

= 6×3×3

= 54cm²

Step-by-step explanation:

HOPE IT WILL HELP YOU:-)

Answer 2

Answer:

• 54 cm²

Step-by-step explanation:

Given

• Side of cube (a) = 3 cm

To find

• Total surface area of cube

Solution

➝ T.S.A of cube :-

• 6 × side²
• 6 × 3²
• 6 × 9
• 54

∴ Total surface area of cube is 54 cm².