Question

Vivian is working with a styrofoam cube for art class. The length of one side if 5 inches. How much surface area does Vivian have to work with?

6th Grade Go Math

Surface Area of Prisms

Lesson 11.3

Plz explain how u found the answer!

Thank You!

Answer 1

75in.
surface area=lw+lh+hw
surface area=(5*5)+(5*5)+(5*5)
surface area=75
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Answer 2

One side of Vivian's Styrofoam cube is 5 inches. Total surface area of cube is $150\ inches^{2}$.

What is the total surface area of cube?

Surface area of cube is the sum of areas of all the faces of cube, that covers it. The formula for surface area is equal to six times of square of length of the sides of cube.

Length of cube = 5 inches

Total surface area of cube = 6 * length of cube^2 = 6 * 5 * 5 = 150 $inches ^{2}$.

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