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28 Oct 2014, 08:18
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A
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
91% (00:49) correct
9%
(01:14)
wrong
based on 460
sessions
History
Date
Time
Result
Not Attempted Yet
Tough and Tricky questions: Coordinate Geometry.
Attachment:
2014-10-28_1914.png [ 18.23 KiB | Viewed 12837 times ]
A. 90
B. 120
C. 180
D. 270
E. 360
28 Oct 2014, 08:48
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Interior angle of l1 and l2 is same and equal to 2x.
Also 2x+4y = 180 which implies x+2y =90.
Hope this is correct.. +1 Kudos if correct
Also 2x+4y = 180 which implies x+2y =90.
Hope this is correct.. +1 Kudos if correct
29 Oct 2014, 01:04
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Answer = A = 90
2014-10-28_1914.png [ 18.56 KiB | Viewed 12602 times ]
Alternate angles are same; so 4y + 2x = 180
x + 2y = 90
Attachment:
2014-10-28_1914.png [ 18.56 KiB | Viewed 12602 times ]
x + 2y = 90
