ABCD is a rectangle and P,Q,R and S are the mid points of the sides AB,BC,CD and AD respectively.
(i) prove that PORS is a rhombus.
(ii) if the length of AC is 6cm, find the perimeter of PQRS.
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Step-by-step explanation:
DS/DA=DR/DC=SR/AC. 【SAME RATIOS】
DS/DA=SR/AC
DS/2DS=SR/AC
1/2=SR/6
SR=6/2
=3cm.
PERIMETER OF RHOMBUS PQRS=4×SR=4×3=12xm
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