# Chapter 6 - Section 6.3 - Line and Segment Relationships in the Circle - Exercises - Page 304: 2

CD=4$\sqrt 7$$\approx10.6 #### Work Step by Step (.5CD)^2=CO^2-OE^2 (.5CD)^2=64-36=28 CD=4\sqrt 7$$\approx$10.6

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