SOLUTION: A rope with a length of 54 cm is cut into two parts. One part is used to form a square with sides of 6cm and the other is shaped into rectangle. The length of the rectangle is twic

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Question 779172: A rope with a length of 54 cm is cut into two parts. One part is used to form a square with sides of 6cm and the other is shaped into rectangle. The length of the rectangle is twice its width. What is the length of the rectangle?
Answer by josgarithmetic(39617) About Me  (Show Source):
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The perimeter of the square is 6*4=24 cm. This leaves 30 cm. to make the rectangle.

If w = width of the rectangle, then length is 2w.
Perimeter of the rectangle is 2%2Aw%2B2%282w%29=5w=30 cm.
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w=6 and 2w=12.
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