Problem 667: Intersecting Circles, Secant, Tangent, Metric Relations, Mind Map

Online Geometry Problems

The figure shows the intersecting circles O and O' at A and B and the secant CAD. CE and DE are tangent to circles O and O' at C and D, respectively. BE meets circle O' at F, DF extended meets CE at G. If CG = 5 and GE = 4, find DE.


Geometry Problem: Intersecting circles, secant, tangent, metric relations


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