1.

In the given figure. O is the centre of thecircle. angle OAB and angle OCB are 30 degree and 40 degreerespectively. Find angle AOC. Show your stepsof working​

Answer»

Answer:

110°

Step-by-step explanation:

180°=Angle AOC +40°+30°[SUM of all the ANGLES of a TRIANGLE are SUPPLEMENTARY]



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