Bunuel wrote:
In the figure above, lines j and k intersect line m. If a = b, which of the following must equal x?
(A) a
(B) b
(C) c
(D) e
(E) f
[Reveal] Spoiler:
From figure, x=180-a and c=180-b. Given, a=b.
So, c=180-a, which is equal to x. Therefore, x=c.
Answer: (C)
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