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Mathematics 18 Online
OpenStudy (anonymous):

Find the measure of angle y. Round your answer to the nearest hundredth.

OpenStudy (anonymous):

OpenStudy (anonymous):

I would use tan^-1 but how would I type it into my calc to get the correct answer?

OpenStudy (anonymous):

@Luigi0210

OpenStudy (anonymous):

@jim_thompson5910 I have a feeling you could help with this

OpenStudy (anonymous):

@Astrophysics help ?

OpenStudy (anonymous):

@robtobey could u help

OpenStudy (campbell_st):

make sure your calculator is in degrees mode... there should be a D or DEG on the top of the screen... next press the 2nd or Shift key... depending on the calculator then press tan the screen should display \[\tan^{-1}(\] enter the fraction, close the brackets and press =

OpenStudy (campbell_st):

round the answer to 2 decimal places.

OpenStudy (anonymous):

is the fraction 5/14? @campbell_st

OpenStudy (campbell_st):

yes

OpenStudy (anonymous):

okay can you stay here a second to tell me if i am right or wrong

OpenStudy (anonymous):

wait how do i enter a fraction on a calculator?

OpenStudy (campbell_st):

just use\[5 \div 14\]

OpenStudy (anonymous):

it came out as 0.006233399489

OpenStudy (anonymous):

how do I change that into the answer?

OpenStudy (campbell_st):

what type of calculator do you have..?

OpenStudy (anonymous):

i am using this one online http://web2.0calc.com/

OpenStudy (campbell_st):

ok these are the keys 2nd atan 5 2nd divide 14 ) =

OpenStudy (anonymous):

19.65 is this correct @campbell_st

OpenStudy (campbell_st):

that's correct... on this calculator \[\tan^{-1} = \arctan\]

OpenStudy (anonymous):

thank you for all the help.

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