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8. The net of a rectangular prism is shown below. What is the surface area of the

rectangular prism? (Note: to find the surface area, find the area of each rectangle,
then add.)
2 cm
6 cm
6 cm
2 cm
3 cm
3 cm
3 cm
a. 11 square centimeters
b. 14 square centimeters
C. 36 square centimeters
72 square centimeters

8. The net of a rectangular prism is shown below. What is the surface area of the-example-1

1 Answer

1 vote

9514 1404 393

Answer:

(d) 72 cm²

Explanation:

The area of the central horizontal rectangle is ...

(2+3+2+3)(6) = 60 . . . . cm²

The total area of the two top and bottom "wings" is ...

2(2)(3) = 12 . . . . cm²

Then the total area of all of the rectangles in the figure is ...\

60 cm² + 12 cm² = 72 cm² . . . . surface area of the prism

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