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How many degrees is angle x? (1) y = 47° (2) z = 110°

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How many degrees is angle x? (1) y = 47° (2) z = 110°  [#permalink]

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New post 24 Jan 2016, 05:20
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A
B
C
D
E

Difficulty:

  25% (medium)

Question Stats:

85% (00:39) correct 15% (00:00) wrong based on 28 sessions

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How many degrees is angle x? (1) y = 47° (2) z = 110°  [#permalink]

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New post 24 Jan 2016, 07:42
(1) y = 47°
\(\angle\)x = 180 - 47 = 133 (Linear pair axiom )
Sufficient

(2) z = 110°
\(\angle\)ABC = 180 - 110 = 70 (Linear pair axiom )
\(\angle\) ACB = 180 -(63+70) (Sum of all angles of a triangle )
= 47
\(\angle\) x = 180 - 47 = 133 (Linear pair axiom )
Sufficient

Answer D
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How many degrees is angle x? (1) y = 47° (2) z = 110° &nbs [#permalink] 24 Jan 2016, 07:42
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