Answer:
91.26 ft2
Step-by-step explanation:
Given, length of side =.9 ft
The total surface area of a cube = 6× side 2
=6×3.9×3.9
=91.26ft
2
Answer:
Step-by-step explanation:
Given :
=> side length of cube = 12 feet
=> The surface area of cube = 6a²
=> 6×12×12
=> 864 ft ²