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Prove that the tangents are equal

Posted August 10th, 2008 by alpha
in

If from any point on the common chord of two intersecting circles, tangents be drawn to the circles,prove that they are equal.

‹ Prove that OP=2AP find the length of AC ›

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answer

On August 11th, 2008 Structure says:
$$GI^2=GF*GE=GJ^2$$

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