Question

Find the value of cos 14degrees . Round to the nearest ten-thousandth. A. 0.1367 B. 0.9703 C. 0.2419 D. 0.2493

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Answer 1

the correct answer is c. 0.9703

Answer 2

cos(14)= 0.9703

Explanation:

We need to find the value of cos 14degrees

To find cos(14) degree we use calculator

Keep the calculator in degree mode

14 degree is in first quadrant. Cos is positive in first quadrant

cos(14)= 0.9702957263

Now round the answer to nearest ten-thousandth

We round to 4 decimal places

so cos(14)= 0.9703