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OpenStudy (august899):
Find the approximate length of c. (Multiple Choice)
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OpenStudy (august899):
OpenStudy (xguardians):
Do you know sohcahtoa?
OpenStudy (wolf1728):
cosine (30) = adjacent / hypotenuse
OpenStudy (august899):
A.3.46,B.0.87,C.1.00,D.0.29
OpenStudy (wolf1728):
The hypotenuse = adjacent / cosine (30)
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OpenStudy (august899):
So c=3/30?
OpenStudy (wolf1728):
No c = 3 / cosine (30)
OpenStudy (wolf1728):
Do you know the cosine of 30 degrees?
OpenStudy (august899):
c=3/sqrt 3/2
OpenStudy (wolf1728):
I think you are using the Pythagorean Theorem which won't work when you only know 1 side.
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