Question 989496
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What do you want to solve for?
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S=4LW+2WH
S=2W(2L+H)
S/2W=2L+H
(S/2W)-2L=H Substitute values and solve.
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(168/(2(4)))-2(9)=H
(168/8)-18=H
21-18=H
3=H
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ANSWER: The height is 3 units.
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Volume=LWH
Volume=(9)(4)(3)
Volume=108 cu units
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ANSWER: The volume is 108 cubic units.