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OpenStudy (anonymous):
How do i evaluate sec(pi/5)? please show steps or give examples so I can work more problems
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OpenStudy (anonymous):
you need calculator
OpenStudy (anonymous):
1.23606 pi/2.54 is a close estimate
OpenStudy (anonymous):
the answer is 1.24 but i wasn't sure how i got this answer.
OpenStudy (anonymous):
1.23606 would round up to 1.24 \[\cos \pi/5 = 1/4(1+\sqrt{5})\] I suggest a calculator
OpenStudy (anonymous):
yes i have a ti83plus. thank you
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