Question

The length of a rectangle is twice its width.

The perimeter of the rectangle is 42 cm.
Label the diagram with the correct length and width for the rectangle.
cm
cm
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Answer 1

Answer: W = 7, L = 14

Step-by-step explanation: L = 2W. 2L + 2W = 42. Plug in L and we get 4W + 2W = 42. 6W = 42. W = 7. L = 14