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In Fig. 10.36, A,B and C are three po...

In Fig. 10.36, A,B and C are three points on a circle with centre O such that `\ /_B O C"\ "="\ "30o` and `\ /_A O B"\ "="\ "60o` . If D is a point on the circle other than the arc ABC, find `/_A D Cdot`

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