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Data Sufficiency (DS) | In the figure above, line segment CZ = 6. What is the length of line

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VeritasPrepKarishma wrote:

sinhap07 wrote:
Leo8 wrote:


IMHO - Its A


How are you proving the big triangles similar to the small triangles? One big and one small is possible but how about the othertwo?


Responding to a pm:

We are using the AA property of similarity of triangles. When two angles are the same, the third angle would be the same too since the sum of all three angles of each triangle is 180 degrees. And hence the AAA property of similar triangles is satisfied.

In triangles
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