Multiple Choice Questions on The straight lines AD and BC intersect one another at the point O If ang AOB ang BOD ang DOC 27........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

The straight lines AD and BC intersect one another at the point O If ang AOB ang BOD ang DOC 27...........

Quantitative Aptitude ( CCS) Geometry
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    The straight lines AD and BC intersect one another at the point O. If ∠AOB + ∠BOD + ∠DOC = 274°, then ∠AOC is :

    86°

    Correct Answer

    90°

    Incorrect Answer

    94°

    Incorrect Answer

    137°

    Incorrect Answer
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    Explanation:

    As we know that the sum of all the angles around a point is 360°.

    (∠AOB + ∠BOD + ∠DOC) + ∠AOC = 360°
    ∴ 274° + ∠AOC = 360° or ∠AOC = 86°.

    By: Amit Kumar
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