Help me with this math questions please
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0
Answer:
140
Step-by-step explanation:
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1
Step-by-step explanation:
Arc AC + Arc BC + Arc AB = 360° ...( All three arcs constitutes a complete circle)
200°+80°+ Arc AB = 360°
280° + Arc AB = 360°
Arc AB = 80°
angle ACB = 1/2 × Arc AB ...( Theorem )
= 1/2 × 80°
= 40°
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