SOLUTION: by what percent the area of a rectangle changes when its lenth is doubled n breath is trippled?

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Question 761059: by what percent the area of a rectangle changes when its lenth is doubled n breath is trippled?
Answer by Alan3354(69443) About Me  (Show Source):
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by what percent the area of a rectangle changes when its lenth is doubled n breath is trippled?
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It's 6 times the area.
= 600% of the original area
= 500% increase