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Calculate the length of each side of triangle ABC 

 

A - (8, 25) 

B - (4, 12)

C - (12, 28) 

 

I've tried these problems but somehow I keep messing up with the radicals

 Feb 2, 2016
 #1
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A - (8, 25) 

B - (4, 12)

C - (12, 28) 

\(AB=\sqrt{(25-12)^2+(8-4)^2}\\ AB=\sqrt{(13)^2+(4)^2}\\ AB=\sqrt{169+16}\\ AB=\sqrt{185}\;\;units\\\)

 

Tell me is you have a s[pecific problem with the others.

Perhaps you are messing up with minus signs?

 Feb 2, 2016

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