kaiteDID
The length of a rectangle is 3 times the width, and the perimeter is 22. Find the dimensions of the rectangle.
{Width is , Length is



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GregTheo
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so L = 3*W
and from geometry we know that P = 2L + 2W = 22
plug and chug
22= 2(3W) + 2W = 8W ==> W= 22/8

kaiteDID
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??

AravindG
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perimeter=2(l+b) where l=length and b=breadth

GregTheo
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dw:1349719235436:dw

AravindG
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here l=3b use the equation to get l and then you can get b

AravindG
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gt it?

kaiteDID
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it kinda helps

kaiteDID
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all i need is the l and w