Answer
$1.484$ radians
Work Step by Step
Step 1: To convert from degrees to radians, we need to multiply the angle in degrees by $\frac{\pi}{180}$ radians,
$85.04^{\circ}=85.04(\frac{\pi}{180})$
Step 2: Using a calculator,
$85.04(\frac{\pi}{180})\approx1.484$ radians