Respuesta :

The surface area would be the area of one side x6, since cubes have 6 identical sides. And each side has dimensions 1.8 cm x 1.8 cm, which is 3.24 cm^2. (3.24 cm^2) x 6 = 19.44 cm^2
Cube has 6 sides at 1.8 cm answer is A= 6a² = 6 · 1.8² = 19.44