Please help me and show me step by step on how to solve this problem

label Mathematics
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schedule 1 Day
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What is the cos 39° to 5 decimal places (use Appendix I)?

Apr 14th, 2015

cos (39) = 0.777145 = 0.77715 (used calculator).  When it asked for 5 decimal places, I write down six so I know if I need to round or not.

Let me know if you have any more questions.

Apr 14th, 2015

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Apr 14th, 2015
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Apr 14th, 2015
Jun 22nd, 2017
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