Question

Use the image to answer the question.

An illustration shows a 3 D box with length of 27 centimeters labeled as front, a width of 20 centimeters, and height of 20 centimeters.

A box needs to be decorated to use as a prop in a play. The bottom and the back of the box do not need to be decorated. What is the surface area of the box that needs to be decorated?

(1 point)
Responses

67 cm2

67 cm squared

1,080 cm
1,080 cm

1,880 cm2

1,880 cm squared

2,960 cm2

2,960 cm squared
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Answer 1

Total surface area = 2(27·20) + 2(27·20) + 2(20·20) = 2·540 + 2·540 + 2·400 = 2960 cm².
Remove back (540) and bottom (540): 2960 − 1080 = 1880 cm².

Answer: 1,880 cm².