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n the diagram, angle A = 30 degrees, arc DE = 178 degrees, and arc BC = 110 degrees. Find the measure of arc CE, in degrees.

 

 Oct 30, 2020
 #1
avatar+452 
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angle A = 30º          arc DE = 178º          arc BC = 110º

 

∠30º = 1/2 (arcEC - arcDB) = 1/2 (66 - 6)

 

The measure of arc CE = 66º

 Oct 31, 2020
 #2
avatar+111602 
+2

I got 6 degrees

 

360-179-145-30 = 6

 Oct 31, 2020

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