+0  
 
0
721
5
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I need help setting up the problem again >.< Since I don't know what arc AB is

 Feb 19, 2019

Best Answer 

 #1
avatar+37146 
0

Again..... realize that ALL of the arc angles add up to 360 degrees

12x   +   17x-14    +   2x+5  +    AB = 360          AB is labelled as a right angle , so it equals 90 degrees

12x    +   17x-14   +   2x+5   +   90  = 360...........     There ya go !

 

OK

 

12x+17x+2x    - 14+5+90 = 360

31x = 279

x=9

 Feb 19, 2019
edited by ElectricPavlov  Feb 19, 2019
edited by ElectricPavlov  Feb 19, 2019
 #1
avatar+37146 
0
Best Answer

Again..... realize that ALL of the arc angles add up to 360 degrees

12x   +   17x-14    +   2x+5  +    AB = 360          AB is labelled as a right angle , so it equals 90 degrees

12x    +   17x-14   +   2x+5   +   90  = 360...........     There ya go !

 

OK

 

12x+17x+2x    - 14+5+90 = 360

31x = 279

x=9

ElectricPavlov Feb 19, 2019
edited by ElectricPavlov  Feb 19, 2019
edited by ElectricPavlov  Feb 19, 2019
 #2
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0

Ohhh okay I didn't even see that lol thanks

Guest Feb 19, 2019
 #3
avatar
-1

I got 13.3...but that's incorrect um idk what to do

Guest Feb 19, 2019
 #4
avatar
-1

Oh my- my mistake I did 7x instead of 17x!

Guest Feb 19, 2019
 #5
avatar+193 
-1

...........................................................

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 Feb 20, 2019

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