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XY = YZ
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24 Sep 2018, 11:57
24 Sep 2018, 11:57
Expert Reply
1
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Question Stats:
79% (01:06) correct
20% (01:17) wrong based on 77 sessions
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Attachment:
#GREpracticequestion XY = YZ.jpg [ 7.54 KiB | Viewed 2872 times ]
\(\overline{XY}\) = \(\overline{YZ}\)
Quantity A |
Quantity B |
\(q\) |
\(2m-180\) |
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
Re: XY = YZ
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15 Dec 2018, 22:20
15 Dec 2018, 22:20
2
Expert Reply
XY=YZ means that this is an isosceles triangle.
imagine q =90, then its a 45,45,90 triangle, and m=135
then 2m-180 = 2(135)-180 = 270-180=90=q
boom.
the answer is C
imagine q =90, then its a 45,45,90 triangle, and m=135
then 2m-180 = 2(135)-180 = 270-180=90=q
boom.
the answer is C
Re: XY = YZ
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16 Dec 2018, 07:40
16 Dec 2018, 07:40
1
Expert Reply
\(\overline{XY}\) = \(\overline{YZ}\)
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.[/quote]
#GREpracticequestion XY = YZ.jpg [ 6.9 KiB | Viewed 2897 times ]
Look at the attached figure..
Angle XYZ=XZY=180-m.. so q=180-(180-m+180-m)=180-(360-2m)=2m-180..
Thus A=B
C
Quantity A |
Quantity B |
\(q\) |
\(2m-180\) |
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.[/quote]
Attachment:
#GREpracticequestion XY = YZ.jpg [ 6.9 KiB | Viewed 2897 times ]
Look at the attached figure..
Angle XYZ=XZY=180-m.. so q=180-(180-m+180-m)=180-(360-2m)=2m-180..
Thus A=B
C
