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A rectangular prism is 3 meters long, 4 meters wide, and has a total surface area of 94 square meters. What is its height?
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Jan 10, 2017
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A rectangular prism is 3 meters long, 4 meters wide, and has a total surface area of 94 square meters. What is its height?
Mathematics
high-school
Ramzi Khahil
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Ramzi Khahil
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ANSER: 5cm
Explanation:
i had the same question and got it right
Biotox
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Jan 12, 2017
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Biotox
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SA=2(LW+LH+WH)
SA=94
L=3
W=4
94=2(3*4+3H+4H)
divide both sides by 2
47=3*4+3H+4H
47=12+7H
minus 12 both sides
35=7H
divide oth sides by 7
5=H
5m is your answer
Mike Tavish
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Jan 15, 2017
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Mike Tavish
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