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Mathematics 7 Online
OpenStudy (anonymous):

Tan x = 3/5?? HELP

Vocaloid (vocaloid):

x = arctan(3/5)

OpenStudy (anonymous):

Uhm..

Vocaloid (vocaloid):

if you want to find the value of x, take the arctan of each side....

OpenStudy (anonymous):

Of both 3 and 5? And then what?

Vocaloid (vocaloid):

all you need to do is punch in arctan(3/5) on a calculator

OpenStudy (anonymous):

and is arctan like the invert of the tangent ratio? Im so lost

Vocaloid (vocaloid):

yes

OpenStudy (anonymous):

I got 0.5404195003 But thats not an answer choice.. wtf

Vocaloid (vocaloid):

convert to degrees

OpenStudy (anonymous):

How do i do that?

Vocaloid (vocaloid):

multiply by (180/pi)

OpenStudy (anonymous):

So about 31?

Vocaloid (vocaloid):

yes, is that one of the choices?

OpenStudy (anonymous):

yes it was. Thank you:)

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