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AustralopithecusBest ResponseYou've already chosen the best response.0
use the identity to figure it out sin cos tan csc sec cot I just remember SOH CAH TOA, then just write csc under neath to remember the identities so sec(x) = 1/cos(x) know how to solve now?
 one year ago

AustralopithecusBest ResponseYou've already chosen the best response.0
sec(5pi) = 1/cos(5pi) your problem is exactly the same
 one year ago

AustralopithecusBest ResponseYou've already chosen the best response.0
that is wrong
 one year ago

AustralopithecusBest ResponseYou've already chosen the best response.0
sec(pi/5) = 1/cos(pi/5)
 one year ago

AustralopithecusBest ResponseYou've already chosen the best response.0
\[\sec(\pi/5) = \frac{1}{\cos(\pi/5)}\]
 one year ago

AustralopithecusBest ResponseYou've already chosen the best response.0
That is the answer you can easily type it into your calculator to find the answer now
 one year ago
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