The length of the original rectangular wall mural can be found by dividing the length of the scale drawing by the scale factor.
Original Length = 18 inches / 0.2
Original Length = 90 inches
Therefore, the length of the mural is 90 inches.
Brianna went on a trip to the art museum and sketched a scale drawing of a rectangular wall mural. She used a scale factor of 0.2. The sketch was 12 inches wide and 18 inches long. What was the length of the mural?
3.6 inches
18.2 inches
60 inches
90 inches
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