a5,1 b1,5 and c-3,-1 are the vertices of triangle ABC . Find the length of median AD
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Step-by-step explanation:
Given that, AD is the median
BD=DC or BD:DC = 1:1
By mid point formula,
x = 1-3/2 and y = 5-1/2
x= -1 and y = 2
(x,y) = (-1,2)
By distance formula,
AD = _/(5+1)^2 + (1-2)^2
=_/36+1
AD= _/37 units
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