Respuesta :

zuzannaczarnobil

Answer:

73.5 mm

Step-by-step explanation:

1. Take side length 3.5 mm and calculate the area of one side of the cube.

3.5 mm × 3.5 mm = 12.25 mm²

2. Since cube had six sides, multiply the area of one side by six.

12.25 mm² × 6 = 73.5 mm²

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