# A (5,3), B(-1,1) and C(7,-3)are the vertices of triangle ABC. If l is the mid-point of AB and M is the mid point of AC, show that LM=1/2BC

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=(2,2)

M is the midpoint of AC

=(6,0)

Now finding distance LM

= =

Finding distance BC

= = =

Hence prooved that LM=1/2BC