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the ratio of a rectangle is 3:4 what is the length of the shorter side if the perimeter is 42 cm?

 Jan 27, 2016
edited by Guest  Jan 27, 2016
edited by Guest  Jan 27, 2016
edited by Guest  Jan 27, 2016
 #1
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2(3x+4x)=42
6x+8x=42
14x=42

x=42/14
x=3
3x=9cm short side
4x=12cm

 

Have a great day! :)

 Jan 27, 2016
 #2
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Cool, Hayley!

 

~jc

 Jan 27, 2016
 #3
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Thank you, Jc. Made my day when you said that!

I was having a rough day,

 Jan 27, 2016

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