two parallel lines touches the circle at point P AND Q if area of circle is 36πsq.cm then PQ=
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area of circle 36π sq.cm
so, radius of the circle = r
=> π r² = 36π
=> r² = 36
=> r = 6 cm
the distance between the parallel lines i.e PQ = diameter of the circle
=> PQ = 2×r = 2×6 = 12cm(ans)
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