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8 December, 12:15

This net can be folded to form a cube with a side length of 20 units.

A cube has side lengths of 20 units.

What is the surface area of the cube in square units?

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Answers (2)
  1. 8 December, 15:14
    0
    240 units
  2. 8 December, 15:22
    0
    2400 units^2

    Step-by-step explanation:

    If the side length is 20 units, then the area of each side is (20 units) ^2, or 400 units. A cube has 6 sides.

    Thus, the surface area of the cube in square units is 6 (400 units^2) =

    2400 units^2
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