Math, asked by shakirainapure5416, 10 months ago

In given figure two straight lines AB and CD intersect at a point O if angle AOC=42degree find angle AOD,BOD,COB

Answers

Answered by harshtej
6

Answer:

DOB=42°,BOC=138°,DOA=138°

Step-by-step explanation:

In the given figure

AOB=DOB[vertically opposite angles]

DOB=42°[AOB=42°]

DOB+BOC=180°[linear pair]

42°+BOC=180°

BOC=180°-42°

BOC=138°

BOC=DOA[vertically opposite angles]

DOA=138°

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