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anonymous
 5 years ago
one more please.
the length of a rectangle is 3 feet longer than its width. determine the length and width of the rectangle if its area is 40 square feet.
anonymous
 5 years ago
one more please. the length of a rectangle is 3 feet longer than its width. determine the length and width of the rectangle if its area is 40 square feet.

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watchmath
 5 years ago
Best ResponseYou've already chosen the best response.0L=W+3 A=L*W=(W+3)W=W^2+3W So W^2+3W=40 W^2+3W40=0 (W+8)(W5)=0 W=8 or W=5 Since W is positive, then W=5 Then L=W+3=5+3=8.

watchmath
 5 years ago
Best ResponseYou've already chosen the best response.0Hit the good answer to give me a medal if you like :D
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