Step-by-step explanation:
sides of a cube= 6 sides
area of 1 surface= (1 x 1) inch
=1inch²
1 inch² x 6 (sides of the cube) x 3 (number of cubes)
= 18 inch² (the answer—sorry that i don't write it at the answer space)
- correct me if i'm wrong i'm just a human ha
