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# A rectangular box measures 2 feet by 3 feet by 4 feet. What is its sur

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Math Expert
Joined: 02 Sep 2009
Posts: 52905
A rectangular box measures 2 feet by 3 feet by 4 feet. What is its sur  [#permalink]

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09 Apr 2018, 01:16
00:00

Difficulty:

15% (low)

Question Stats:

86% (00:36) correct 14% (00:43) wrong based on 25 sessions

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A rectangular box measures 2 feet by 3 feet by 4 feet. What is its surface area, in square feet?

A. 24
B. 26
C. 36
D. 48
E. 52

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A rectangular box measures 2 feet by 3 feet by 4 feet. What is its sur  [#permalink]

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09 Apr 2018, 01:30
The formula for area of a rectangular box is A = 2(wl+hl+hw). w=width, l =length, h=height . Assume w = 2, l = 3 and h = 4 in the above question.

A = 2(2*3 + 4*3 + 4*2) = 2(6 +12 + 8) =2 (26) = 52 . Therefore answer is option E .

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A rectangular box measures 2 feet by 3 feet by 4 feet. What is its sur   [#permalink] 09 Apr 2018, 01:30
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# A rectangular box measures 2 feet by 3 feet by 4 feet. What is its sur

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