Question

If two litres of paint are
needed to cover all sides of one
cube, how many litres are needed
to cover all the exposed surfaces of the figure below? Assume
the bottom of the figure is also exposed and there are no
hidden cubes. .​ ​

Answer 1

Answer:

Actually we can calculate it easily if we know the no. of surfaces

Cube has 6 surfaces, it takes 2 litres

If it contain 12 surfaces then it takes 4 litres

I think In this way we can solve this question