Difference between revisions of "Power of a Point Theorem/Introductory Problem 1"
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Latest revision as of 14:15, 23 March 2020
Problem
Find the value of 
in the following diagram:
Solution
Applying the Power of a Point Theorem, we get 
. This factors as 
. We discard the negative solution since distance must be positive. Thus 
.
Back to the Power of a Point Theorem.
