UPSC CDS Math Lines and Angles Questions

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Question : 14 of 16
 
Marks: +1, -0
Let OA, OB, OC and OD are rays in the anticlockwise direction such that ∠AOB=∠COD=100°,∠BOC=82° and ∠AOD=78° Consider the following statements :
1. AOC and BOD are lines.
2. ∠BOC and ∠AOD are supplementary.
Which of the above statements is /are correct?
[2015 CDS-I]
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