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anonymous
 4 years ago
the area of the rectangle shown is 180 square cm. find it dimentions. use the equation: L(l+3)=180. (you may want to distribute first.)
anonymous
 4 years ago
the area of the rectangle shown is 180 square cm. find it dimentions. use the equation: L(l+3)=180. (you may want to distribute first.)

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0dw:1328032400814:dw

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0\[l^2+3l180=0\]\[(l+15)(l12)=0\] l=12 or 15, but the length can't be negative

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0So l would be 12, l+3=15

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0a. 18cm=10cm b.12cm=15cm c.9cmx20cm d.6cmx30cm

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0so b is the answer right?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0l(l+3)=180 l^2+3l180=0 l^2+15l12l180=0 l(l+15)12(l15)=0 (l12)(l+15)=0 l=12/l=15 since length can't b negativ length shud b 12cm and width has to b 15cm.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0wow great Job everyone!
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