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Hi there! Have questions about your homework? At Brainly, there are 60 million students who want to help each other learn. Questions are usually answered in less than 10 minutes. Try it for yourself by posting a question! :D

A,B and C are three points on a circle with centre O such that angle BOC=30° and angle AOB=60° . If D is a point on the circle other than the arc ABC, find

Refer to ncert text book,u will see that theorem 10.8 governs the problem. here it is given that angle BOC=30 and AOB=60 therefor,angle AOC=60+30=90 Now, acc. to theorem 10.8- angle ADC=1/2AOC Hope it helps........ : )