Question

Total surface area of a cube open at one end = ...................

Answer 1

Step-by-step explanation:

i think 5a^2will be answer

because there are total 5 sides

Answer 2

Answer:

5a²

If 'a' is the side of cube.

Step-by-step explanation:

We know that a cube have six surface .

If the length of one side is ' a '.

Therefore total surface = 6a²

but , one end is open so, 6a²-a²=5a²