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     EduGorilla 
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    n the given diagram O is the centre of the circle and angle∠ABO+angle∠ACO = 55°. All the points A, B and C lie on the circumference of the circle. Find the value of angle∠OCB?

    Options :-

    1. 37.5
    2. 45
    3. 35
    4. 42.5
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Reply To: n the given diagram O is the centre of the circle and angle∠ABO+angle∠ACO = 55°. All the points….
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