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undeadknight26 (undeadknight26):
sorry i have to log in to that site to help you...is there any ways you can take a snap shot maybe of the page?
OpenStudy (anonymous):
|dw:1384567465776:dw|
OpenStudy (anonymous):
thats the best i could do
OpenStudy (anonymous):
I think its 71
OpenStudy (anonymous):
No – 71 degrees is the right answer
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undeadknight26 (undeadknight26):
looks like a equilateral triangle...so all sides are the same right...
OpenStudy (anonymous):
Because it's an iscocoles (spelling?) triangle, like you probably noticed
OpenStudy (anonymous):
the drawing isnt to scale @undeadknight26
OpenStudy (emilylauren):
71 you're right :)
OpenStudy (anonymous):
Ok thanks!
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undeadknight26 (undeadknight26):
Oh srry then...:D
OpenStudy (anonymous):
If it weren't isosceles, you could have used the cosine rule to find the length of the third side, and then the sine rule to find x.
OpenStudy (emilylauren):
The angles need to add up to 180 degrees. So 180-38 leaves you with 142 degrees left. Since the remaining are the same size you can just divide by 2= 71.
Just in case you needed to know how :P
OpenStudy (anonymous):
lol thats exactly what I did, but thanks @EmilyLauren