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Let XY be a tangent to a circle, and let XBA be a secant of the circle, as shown below. If AX = 15 an XY = 9, then what is AB?

 Aug 24, 2020
edited by qwertyzz  Aug 24, 2020
 #1
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AB = 47/6.

 Aug 24, 2020
 #2
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AB = 9.6    or  48 / 5     or     (47+1) / (6-1)  laugh

Guest Aug 24, 2020
edited by Guest  Aug 24, 2020
edited by Guest  Aug 24, 2020
edited by Guest  Aug 24, 2020
edited by Guest  Aug 24, 2020

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