McGraw-Hill Education GRE 2019

Exercise: Lines and Angles

Discrete Quantitative Questions

y° x°

1. If y = 3x in the diagram above, then what is x?
   A 45
   B 60
   C 90
   D 115
   E 135

y° z°

x°

a° b°

c°

Note: Figure not drawn to scale

Questions 2–3 refer to the figure above.

2. If a + b = 100, what is y + z?
   A 60
   B 80
   C 100
   D 14 0
   E It cannot be determined from the given information.


3. If a > b > c, then which of the following must be true?
   A a > 60
   B b < 60
   C z < 60
   D x = a
   E x + a > 120

CHAPTER 13 ■ GEOMETRY 369

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