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December 19, 2014

December 19, 2014

Posted by **topaz** on Sunday, June 2, 2013 at 5:55pm.

- algebra -
**Reiny**, Sunday, June 2, 2013 at 7:13pm2p+2l = 94

p+l = 47

l = 47-p

pl = 90

p(47-p) = 90

-p^2 + 47p - 90 = 0

p^2 - 47p + 90 = 0

(p-45)(p-2) = 0

p = 45 or p = 2

if p=45 , l = 47-45 = 2

if p = 2, l = 47-2 = 45

the rectangle is 2 ft by 45 ft

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