Respuesta :

Answer:

6000 cm³

Step-by-step explanation:

Here, we have 2 cuboids. What we do is add the area of both together.

Area of a cuboid is l * b * h

Cuboid A, area = 20 * 15 * 10 = 3000

Cuboid B, area = 20 * 15 * 10 = 3000

3000 + 3000 = 6000