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I did it wrong and somehow got x=9, if you can help me set up the problem then I can probably solve it myself.

 Feb 19, 2019

Best Answer 

 #1
avatar+17331 
+2

DFC is 27     so  complimentary angle   CFB   is   90 -27 =63 

 

Now  CFB + 21x-9   are supplementary = 180

             63 +   21x-9 = 180        Can you take it from here?

 Feb 19, 2019
 #1
avatar+17331 
+2
Best Answer

DFC is 27     so  complimentary angle   CFB   is   90 -27 =63 

 

Now  CFB + 21x-9   are supplementary = 180

             63 +   21x-9 = 180        Can you take it from here?

ElectricPavlov Feb 19, 2019
 #2
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0

Thanks I actually ended up getting it, it was super easy haha. x=6

 Feb 19, 2019
 #3
avatar+17331 
+1

Good !   It WAS pretty easy......cheeky

ElectricPavlov  Feb 19, 2019

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