Answer:
Option 2 - 0.682
Explanation:
Given : Expression

To find : Use the calculator to find the following expression to the nearest thousandth?
Solution :
Step 1 - Write the expression

Step 2 - Using calculator we find the value of
in degrees.

Step 3 - Convert to the nearest thousandth

Therefore, The value of the given expression is

So, Option 2 is correct.