The surface area of the box that Melissa will paint is 24 square units
A cube is a solid figure with 6 faces. The formula for calculating the surface area of the cube is expressed as:
A = 6L^2
where
L is the side length of the cube
Given
L = 2units
Substitute
A = 6(2)^2
A = 6 * 4
A = 24 square units
Hence the surface area of the box that Melissa will paint is 24 square units
Learn more on surface area of cube here: https://brainly.com/question/410493