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UPSC CDS Math Lines and Angles Questions

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Question : 14

Total: 16

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?

1 only
2 only
Both 1 and 2
Neither 1 nor 2

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