Trigonometry Help?
Please help me figure out what's wrong?
Cosine Table ---> https://media.glynlyon.com/a_matgeo_2011/5/groupi94.gif
Find x to the nearest tenth. Consult the table above to find the cosine number.
Angle ---> https://media.glynlyon.com/a_matgeo_2011/5/71_362.gif
x Approximately = ?
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OpenStudy (anonymous):
This is my work:
33* = 1.2/x
0.8387 = 1.2/x
0.8387x = 1.2
0.8387 divided by 1.2 = 0.6989 rounded to the nearest tenth = 0.7
OpenStudy (amistre64):
x = 1.2 divided by .8387
OpenStudy (amistre64):
you made one of those simple mistakes that the rest of us do all the time :)
OpenStudy (ash2326):
Oh yeah, sorry I missed that
OpenStudy (anonymous):
what mistake? O.O
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OpenStudy (amistre64):
the one i just pointed out to you ....
OpenStudy (anonymous):
oh okay sorry i got confused for a sec
OpenStudy (anonymous):
1.4307 is what i got so i round and get 1.43?
OpenStudy (amistre64):
0.8387 divided by 1.2 ; this step is in error, you mixed the positions of the values
OpenStudy (amistre64):
yes
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