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AB is a chord. Of a circle and the tangents at A, B meet at C. If P is any point on the circle and PL, PM, PN are the perpendiculars from P to AB, BC, CA. Prove that PL^2= PM.PN

AB is a chord. Of a circle and the tangents at A, B meet at C. If P is any point on the circle and PL, PM, PN are the perpendiculars from P to AB, BC, CA. Prove that PL^2= PM.PN

Grade:10

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