In Fig. , if ∠DAB = 60º, ∠ABD = 50º, then find ∠ACB
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Answer:
70°
Step-by-step explanation:
As the angles subtended by a chord on the same segment of the circle are equal,
By angle sum property,
in triangle DAB,
60°+50°+x=180°
x =70°
<ADB = <ACB
Therefore, <ACB=70°
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