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OpenStudy (anonymous):
what is the csc of 90 degrees?
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OpenStudy (anonymous):
its 1
OpenStudy (trisaba):
1
OpenStudy (zzr0ck3r):
\(\csc(90)= \dfrac{1}{\sin(90)}=\dfrac{1}{?}\)
OpenStudy (anonymous):
tan= undefined sec= undefined
OpenStudy (zzr0ck3r):
correct
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OpenStudy (anonymous):
cot= 0
OpenStudy (zzr0ck3r):
correct
OpenStudy (anonymous):
what about 180
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