Question

Let AB be. chord of a circle with centre O. Let C be A point on circle such that angle ABC = 30° ,and O lies inside the triangle ABC. Let D be a point on AB such that DCO =OCB=20°
Find the measure of CDO in degrees ​

Answer 1

Answer:

I THINK THAT THE ANSER IS DCO = OCB = 12°

Step-by-step explanation:

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