Answers

2016-03-01T23:47:08+05:30
Ar(PQRS ) = ar(ABRS) (because they lie on the same base SR and between the same parallel lines ) .....1

ar(triangle AXS) =1/2 ar( ABRS ) ....2

From 1 and 2
Ar(triangle AXS) = 1/2 ar(PQRS)

Hence Proved.


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