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OpenStudy (anonymous):
WILL MEDAL FOR HELP LOL Use a calculator to evaluate cot pi/5. a. 0.561 b. 1.376 c. 91.185 d. 32.142
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OpenStudy (anonymous):
@perl ?
OpenStudy (perl):
cot x = 1 / tan x
OpenStudy (perl):
cot (pi/5) = 1 / tan (pi/5)
OpenStudy (anonymous):
wait, what?
OpenStudy (perl):
your calculator should have a tan button
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OpenStudy (anonymous):
yes
OpenStudy (perl):
probably doesn't have a cot button
OpenStudy (perl):
cot is the reciprocal of tan
OpenStudy (anonymous):
okay
OpenStudy (anonymous):
b
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