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25 Jun 2017, 14:41
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Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
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Question Stats:
0% (00:00) correct
100%
(05:51)
wrong
based on 1
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Hi there,
I encountered this question during the GMAT Prep online practice test 1.
Could someone please explain to me how Statement 1 is sufficient to find angle BAO?
The correct answer is (D).
Thanks!
Best regards
ST
I encountered this question during the GMAT Prep online practice test 1.
Could someone please explain to me how Statement 1 is sufficient to find angle BAO?
The correct answer is (D).
Thanks!
Best regards
ST
Archived Topic
Hi there,
This topic has been closed and archived due to inactivity or violation of community quality standards. No more replies are possible here.
Where to now? Join ongoing discussions on thousands of quality questions in our Data Sufficiency (DS) Forum
Still interested in this question? Check out the "Best Topics" block below for a better discussion on this exact question, as well as several more related questions.
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25 Jun 2017, 19:24
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suntorytea
Hi there,
I encountered this question during the GMAT Prep online practice test 1.
Could someone please explain to me how Statement 1 is sufficient to find angle BAO?
The correct answer is (D).
Thanks!
Best regards
ST
I encountered this question during the GMAT Prep online practice test 1.
Could someone please explain to me how Statement 1 is sufficient to find angle BAO?
The correct answer is (D).
Thanks!
Best regards
ST
OCB= OBC (OB=OB=RADIUS)
OBC= BAO+BOA (EXT. ANGLE)
OBC = 2BAO( AB=OB)------(1)
IN TRAIANGLE OCA
AOC+OCA+ BAO= 180--------(3)
AOC = 180-60= 120 (COD=60 GIVEN)---(2)
SUBSTITUTING VALUES OF (1) & (2) IN (3)
3 BAO +120 = 180 -----( ocb = oca
BAO=20
SUFF
PS:- search before posting..
25 Jun 2017, 21:57
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suntorytea
Hi there,
I encountered this question during the GMAT Prep online practice test 1.
Could someone please explain to me how Statement 1 is sufficient to find angle BAO?
The correct answer is (D).
Thanks!
Best regards
ST
I encountered this question during the GMAT Prep online practice test 1.
Could someone please explain to me how Statement 1 is sufficient to find angle BAO?
The correct answer is (D).
Thanks!
Best regards
ST
Discussed here: https://gmatclub.com/forum/in-the-figur ... 89662.html
Hope it helps.
