ABCD is a trapezium with parallel sides AB = a and DC = b. If E and F are mid- points of non-parallel sides AD and BC respectively, then the ratio of areas of quadrilaterals ABFE and EFCD is

ABCD is a trapezium with parallel sides AB = a and DC = b. If E and F

1.	ABCD is a trapezium with parallel sides AB = a and DC = b. If E and F are mid- points of non-parallel sides AD and BC respectively, then the ratio of areas of quadrilaterals ABFE and EFCD is
A.	a : b
B.	\[(a+3b):(3a+b)\]
C.	\[(3a+b):(a+3b)\]
D.	\[(2a+b):(3a+b)\]
Answer» D. \[(2a+b):(3a+b)\]

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ABCD is a trapezium with parallel sides AB = a and DC = b. If E and F are mid- points of non-parallel sides AD and BC respectively, then the ratio of areas of quadrilaterals ABFE and EFCD is

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