Problem 417: Tangent circles, Tangent lines,
Angles
Online Math. Activate Flash plug-in or JavaScript and reload to view problem
about: Problem 417: Tangent circles, Tangent lines, Angles, Online Learning.
The figure shows circles A and B tangent at
C. FE is tangent to circle A and FD is tangent to circle B. If the
measure of angle ECD is 82 degrees, find the measure of angle DFE.
Post a comment or solution.
