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Chord of a Circle

Chords, intercepted Arcs & Theorems

The perpendicular bisector of a chord




How long is chord DU?

Length of Chord

 

 

 

 

 

What is the measure of the radius of the circle on the left?

Step 1

 

 

 

 

 

 

 

 

 

 


In only one of the two circles is the blue line a perpendicular bisector of chord DU. Which circle and why?

Answer