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Mathematics 20 Online
OpenStudy (anonymous):

Find the value of tan θ for the angle shown.

OpenStudy (anonymous):

OpenStudy (anonymous):

@tcarroll010

OpenStudy (anonymous):

ok...you see that other angle?the left small one?

OpenStudy (anonymous):

yeah

OpenStudy (anonymous):

360-that one=theta

OpenStudy (anonymous):

so its idk, i get what your saying but im still confused

OpenStudy (anonymous):

let us call that angle x,then tanx=opp.side by/adjacent side..ok?

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

adjacent side=5.0 units

OpenStudy (anonymous):

i feel like its -4/7 for the answer, either that or -4sqrt33/7

OpenStudy (anonymous):

the answer for tan theta?

OpenStudy (anonymous):

what will be sqrt.33?

OpenStudy (anonymous):

can we approximate it to 5?

OpenStudy (anonymous):

my options for answers are -sqrt33/4 -4sqrt33/7 -4/7 -sqrt33/7

OpenStudy (anonymous):

k.let me finish my way of work then we will compare it..okay?

OpenStudy (anonymous):

thats totally cool

OpenStudy (anonymous):

please explain it all to me so i understand it because im totally lost

OpenStudy (anonymous):

I will

OpenStudy (anonymous):

yay

OpenStudy (anonymous):

Actually this has really messy calculations so I will explain the path

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

You got the point of 360-that angle=theta?

OpenStudy (anonymous):

yes, but what is that angle

OpenStudy (anonymous):

thats what we are getting to

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

let it be x.then we have to find the length of line segment from 5 to (sqrt 33,-4)

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

then tanx=line segment length/5

OpenStudy (anonymous):

then x=tan inverse(line seg lt./5)

OpenStudy (anonymous):

\[360-x=theta

OpenStudy (anonymous):

yep

OpenStudy (anonymous):

got it??

OpenStudy (anonymous):

yeah

OpenStudy (anonymous):

there may be other ways(easy) but that all I can give now..

OpenStudy (anonymous):

so whats the answer out of the four there are?

OpenStudy (anonymous):

For that we must do those calculations..Hope you can do that..:)

OpenStudy (anonymous):

My calculations give x=38.66

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