Find the value of cos 54°. Round to the nearest ten-thousandth. 1.3764 0.5

Mathematics
Tutor: None Selected Time limit: 1 Day


Find the value of cos 54°. Round to the nearest ten-thousandth.
 
A. 1.3764
B. 0.5878
C. –0.8293
D. 0.809
Apr 29th, 2015

cos 54 = 0.5878 (choice B)

You can use table of values, but more likely use a calculator with trig functions.  Just make sure the calculator is in "DEGREE" mode.

Hope that helps.

Apr 29th, 2015

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