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Updated on: 22 Jul 2019, 06:14
Originally posted by Bunuel on 02 Apr 2019, 23:38.
Last edited by Sajjad1994 on 22 Jul 2019, 06:14, edited 1 time in total.
Last edited by Sajjad1994 on 22 Jul 2019, 06:14, edited 1 time in total.
Added Source.
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D
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
75%
(hard)
Question Stats:
55% (02:51) correct
45%
(03:07)
wrong
based on 87
sessions
History
Date
Time
Result
Not Attempted Yet
In the figure, what is the area of \(∆ABC\) if \(\frac{EC}{CD} = 3\) ?
(A) 12
(B) 24
(C) 81
(D) 121.5
(E) 143
Source: Nova GMAT
Difficulty Level: 700
Difficulty Level: 700
Attachment:
#GREpracticequestion In the figure, what is the area.jpg [ 18.75 KiB | Viewed 6174 times ]
03 Apr 2019, 06:50
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Bunuel
In the figure, what is the area of \(∆ABC\) if \(\frac{EC}{CD} = 3\) ?
(A) 12
(B) 24
(C) 81
(D) 121.5
(E) 143
Attachment:
#GREpracticequestion In the figure, what is the area.jpg
IMO ∆EDC ~ ∆ABC
area of ∆EDC= 1/2 * 12* 4 ; 24
so IMO B
03 Apr 2019, 07:02
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IMO D
triangle ABC and EDC are congruent
so the ratio of corresponding sides will be equal .
we get AC = 27
area = 1/2*27*9 = 121.5
award kudos if helpful
Posted from my mobile device
triangle ABC and EDC are congruent
so the ratio of corresponding sides will be equal .
we get AC = 27
area = 1/2*27*9 = 121.5
award kudos if helpful
Posted from my mobile device
