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In the figure above, what is x + y in terms of z?

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In the figure above, what is x + y in terms of z? [#permalink] New post 03 Sep 2019, 10:01
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Question Stats:

100% (00:39) correct 0% (00:00) wrong based on 10 sessions
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#greprepclub In the figure above, what is x + y in terms of z.jpg
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In the figure above, what is x + y in terms of z?

(A) 180 - z

(B) 180 + z

(C) z - 180

(D) z + 180

(E) z
[Reveal] Spoiler: OA

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Re: In the figure above, what is x + y in terms of z? [#permalink] New post 03 Sep 2019, 11:26
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Carcass wrote:
Attachment:
#greprepclub In the figure above, what is x + y in terms of z.jpg


In the figure above, what is x + y in terms of z?

(A) 180 - z

(B) 180 + z

(C) z - 180

(D) z + 180

(E) z


Since opposite angles are equal, we know that the following angle is
Image


Now let's focus on the TRIANGLE.
Since angles in a triangle add to 180°, we can write: x + y + z = 180
Subtract z from both sides to get: x + y = 180 - z

Answer: A

Cheers,
Brent

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Re: In the figure above, what is x + y in terms of z? [#permalink] New post 06 Sep 2019, 02:33
option A
Re: In the figure above, what is x + y in terms of z?   [#permalink] 06 Sep 2019, 02:33
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In the figure above, what is x + y in terms of z?

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