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Circles O & Q intersect at F and G. AFC is a common secant. AB is tangent to circle Q, BC is tangent to circle O. BG crosses circle O at D. CD extended crosses AB at E. AE = 500.000′, EB =400.000′. What is the length of BC?
Dave Lindell, PS, retired after 36 1/2 years with the City of Los Angeles. He keeps surveying part time to stay busy and keep out of trouble.
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The solution to this problem can be found HERE
A 438Kb PDF of this article as it appeared in the magazine—complete with sketch—is available by clicking HERE