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What is the measure of  DF?

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mDF= °

 

 

 

Guest Jun 9, 2017
 #1
avatar+88899 
+1

 

The measure of an intercepted arc  =  2 * measure of the inscribed angle...so...

 

2 * 72°   =

 

144°

 

 

cool cool cool

CPhill  Jun 9, 2017

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