SOLUTION: a bookcase is to be constructed to be 3 times the height. If 60ft of the my lumber is available for the entire unit, find the length and hieght of the bookcase

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Question 178997: a bookcase is to be constructed to be 3 times the height. If 60ft of the my lumber is available for the entire unit, find the length and hieght of the bookcase
Answer by Mathtut(3670)   (Show Source): You can put this solution on YOUR website!
P=2L+2W.....let W=height and L=length
:
L=3W
:
60=2W+2(3W)
:
8W=60
:
W=height=7.5 feet
:
L-height=3(7.5)=22.5 feet

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