ABCD is a quadrilateral in which P,Q,R and S are mid -point of the sides AB,BC,CD and DA.AC is a diagonal. Show that: (i) SR∥AC and SR=12AC (II) PQ=SR (iii) PQRS is a parallelogram.
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Solution
R.E.F.Image.
In △ABC, P is the mid - point
of AB and Q is the mid point
of. BC.
By mid point theorem, we have
PQ∥AC and PQ=12AC ___ (1)
111ly in In ADC, R is mid pt. of CD and S is of AD