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JEE Main 2017 Mathematics question

MathematicsCircleJEE Main 2017

If two parallel chords of a circle, having diameter units, lie on the opposite sides of the center and subtend angles and at the center respectively, then the distance between these chords is:

Answer: (1)

Solution

First note that the two angles are **equal**: . Call this common angle , so . The circle has diameter , hence radius . Drop a perpendicular from the centre to a chord; it bisects both the chord and the central angle, creating a right

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Question ID VK-115831