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In the figure, the ratio of the area of parallelogram ABCD
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13 Apr 2019, 15:34
13 Apr 2019, 15:34
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In the figure, the ratio of the area of parallelogram ABCD to the area of rectangle AECF is 5 : 3. What is the area of the rectangle AECF ?
(A) 18
(B) 24
(C) 25
(D) 50
(E) 54
Re: In the figure, the ratio of the area of parallelogram ABCD
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15 Apr 2020, 13:18
15 Apr 2020, 13:18
Expert Reply
given area of parallelogram / area of rectangle = 5/3
given area of llgram 10* AF and area of rectangle = fc * af
ratio
10* af/fc*af = 5/3
fc= 6
so df = 4
and af = 25-16 ; 9 = 3
so area of rectangle = 6*3 = 18
IMO A
given area of llgram 10* AF and area of rectangle = fc * af
ratio
10* af/fc*af = 5/3
fc= 6
so df = 4
and af = 25-16 ; 9 = 3
so area of rectangle = 6*3 = 18
IMO A
Re: In the figure, the ratio of the area of parallelogram ABCD
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28 Oct 2022, 07:06
28 Oct 2022, 07:06
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