SOLUTION: A rectangular room is 1.8 times as long as it is wide, and its perimeter is 27 meters. Find the dimension of the room.
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Question 993907: A rectangular room is 1.8 times as long as it is wide, and its perimeter is 27 meters. Find the dimension of the room.
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
Choosing L for length and W for width, the first statement reads
L = 1.8W
Then, for perimeter, we have
P = 2L + 2W = 27
We substitute and get
2(1.8W) + 2W = 27
3.6W + 2W = 27
5.6W = 27
W = 27/5.6 = 270/56 = 135/28
L = 1.8W = (9/5)W = (9/5)(135/28) = 243/28
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