Respuesta :

Answer:

C) 384 mm²

Step-by-step explanation:

A cube has 6 faces, all squares

Area of each face: s²

8² = 64

Surface area

6 × 64

384 mm²

Wolfyy

All the side lengths of a cube are the same.

A cubes as 6 sides (faces).

Find the area of one side.

8 * 8 = 64 mm²

Multiply by the number of sides.

64 * 6 = 384 mm²

Therefore, the surface area of the cube is 384 mm²

Best of Luck!