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OpenStudy (ladiesman217):
In this diagram, what is the value of b, correct to the nearest tenth?
A. 2.5
B. 2.8
C. 3.7
D. 5.0
E. 6.2
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OpenStudy (anonymous):
Diagram?
OpenStudy (ladiesman217):
|dw:1380716470467:dw|
OpenStudy (ladiesman217):
i dont understand it
OpenStudy (anonymous):
Ok...
so this is complicated but its a bit simple to understand depending on how you go about solving it ok?
OpenStudy (ladiesman217):
ive tried sin and cosin
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OpenStudy (anonymous):
The only thing is that im going to assume there isnt another diagram to compare it to?
OpenStudy (ladiesman217):
nope there is not
hartnn (hartnn):
use sine rule
\(\huge \dfrac{\sin B}{b}=\dfrac{\sin C}{c}\)
OpenStudy (anonymous):
He said he tried that hartnn
hartnn (hartnn):
B= 54.33
C=29.16
c=3
then try again :)
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OpenStudy (ladiesman217):
ive tried that the answer i got was 4.49
OpenStudy (anonymous):
Hartnn the 54.33 was already given >_>
hartnn (hartnn):
3 sin 54.33/ sin 29.16 = 3.089
OpenStudy (ladiesman217):
thats not an answer
OpenStudy (anonymous):
Ladie..not that i dont mind...but why follow me? im a freshman >_>
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hartnn (hartnn):
yeah, can you verify the Question or choices ?
OpenStudy (ladiesman217):
they came right from the website
OpenStudy (anonymous):
The closest answer to 3.089 is C...
OpenStudy (ladiesman217):
ok
OpenStudy (anonymous):
goofy closest to 3.089 is b lmao
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