UPSC CDS Math Lines and Angles Questions

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Question : 6 of 16
 
Marks: +1, -0
In the figure given below, p, q, r are parallel lines; I and m are two transversals.

consider the following :
1. AB : AC = DE : DF
2. AB X EF = BC X DE
Which of the above is/are correct ?
[2018 CDS-I]
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