Question

34. In the given figure DOB = 85°, COA = 85°, BOA = 40°, find COB and
DOC.
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Answer 1

Answer:

Step-by-step explanation:

angle COB = angle COA - angle BOA

= 85 - 40 = 45°

angle DOC = angle DOB - angle COB

= 85 - 45 = 40°

Answer 2

Answer:

Step-by-step explanation:

angle COB = angle COA - angle BOA

= 85 - 40 = 45°

angle DOC = angle DOB - angle COB

= 85 - 45 = 40°