Question

A cube has sides lengths of 3.5 mm. Wgat is the surface area of the cube?

Answer 1

73.5 mm

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