Find a calculator approximation to four decimal places for the circular function value. \( \sin 2.1816 \) \( \sin 2.1816 \approx \square \) (Round to four decimal places as needed.)

Calculate or simplify the expression \( \sin(2.1816) \). Calculate the value by following steps: - step0: Calculate: \(\sin\left(2.1816\right)\) The calculator approximation to four decimal places for the circular function value \( \sin 2.1816 \) is approximately 0.8192.