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Bunuel

In the figure above, what is the value of (x + y + z)/45?

(A) 2
(B) 3
(C) 4
(D) 5
(E) 6

Attachment:
2017-09-01_1134_001.png

The three angles of any triangle sum to 180 degrees. We see that the sum of x, y, and z is 180, so (x + y + z)/45 = 180/45 = 4.

Answer: C
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As the sum of triangle is 180.

So, x+y+z = 180

and (x+y+z)/45 = 180/45 = 4

Option C
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