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OpenStudy (anonymous):
PLEASE HELP! What is the value of x to the nearest degree? (image below)
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OpenStudy (anonymous):
OpenStudy (anonymous):
here two sides are given..and with reference angle x can you guess some trigonometric relation??
OpenStudy (anonymous):
x = 19 degrees?
OpenStudy (anonymous):
thats not the answer..I have given you the definition of sinx previously..do you know such formulas for tanx,cosx..
OpenStudy (anonymous):
no....im really terrible at this
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OpenStudy (anonymous):
with reference to what i have told you previously..cosx=base/hypotenuse..
tanx=perpendicular/base..
OpenStudy (anonymous):
which sides are given in this fig..p,b or h??can you say..
OpenStudy (anonymous):
p and b?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
so which formula do you have to use cosx or tanx??
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OpenStudy (anonymous):
tanx?
OpenStudy (anonymous):
yes,so what will be the value of tanx??
OpenStudy (anonymous):
what is the tanx formula?
OpenStudy (anonymous):
i have given you above:)
OpenStudy (anonymous):
3?
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OpenStudy (anonymous):
its p/b..can you identify p and b in above fig..Try again to find tanx..i have already explained about p,b,h
OpenStudy (anonymous):
x/11?
OpenStudy (anonymous):
here p=11
b=33
so tanx=11/33=1/3
\[x=\tan^{-1} (1/3)\]
if you calculate \[\tan^{-1} (1/3)\] in calculator you'll get around 18.43 which is the ans
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