+0  
 
+5
578
4
avatar+839 

?

 Jul 9, 2014

Best Answer 

 #1
avatar+128475 
+10

mGD = mGF + mFD   .......so.....

mGD = 43 + 77 = 120°

Note, Rose98, these are all central angles. And central angles always equal the measure of their intercepted arcs!!!

BTW..for extra credit....what is mCD ????

 

 

  

 Jul 9, 2014
 #1
avatar+128475 
+10
Best Answer

mGD = mGF + mFD   .......so.....

mGD = 43 + 77 = 120°

Note, Rose98, these are all central angles. And central angles always equal the measure of their intercepted arcs!!!

BTW..for extra credit....what is mCD ????

 

 

  

CPhill Jul 9, 2014
 #2
avatar+839 
+5

Would it be......  111+43+77=231   360-231=129

Is mCD 129???

 Jul 9, 2014
 #3
avatar+128475 
0

Excellent!!!

3 points for you!!!

 

  

 Jul 9, 2014
 #4
avatar+839 
0

Yay! Thank you :)

 Jul 9, 2014

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