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a+b or c+d
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21 Nov 2022, 08:39
21 Nov 2022, 08:39
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62% (01:06) correct
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Quantity A |
Quantity B |
a+b |
c+d |
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.
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Free Materials for the GRE General Exam - Where to get it!!
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Free Materials for the GRE General Exam - Where to get it!!
GRE Geometry Formulas
GRE - Math Book
Re: a+b or c+d
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22 Nov 2022, 13:39
22 Nov 2022, 13:39
2
Fun problem!
Because of the exterior angle theorem, we can conclude that c+d = a.
Thus, we are comparing angle a with angle a and a second angle b, so QA must be greater than QB ----> Answer Choice A
Written out, it looks like this:
c + d + 180-a = 180 ----> c+d = a
QA = a + b
QB = c+d = a
QA > QB
Because of the exterior angle theorem, we can conclude that c+d = a.
Thus, we are comparing angle a with angle a and a second angle b, so QA must be greater than QB ----> Answer Choice A
Written out, it looks like this:
c + d + 180-a = 180 ----> c+d = a
QA = a + b
QB = c+d = a
QA > QB
gmatclubot
Re: a+b or c+d [#permalink]
22 Nov 2022, 13:39
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