Answer:
0.33 radians.
Explanation:
We have been given an equation
. We are asked to find the measure of angle B is radians.
First of all, we will find measure of angle B using inverse tangent or arctan as:

Now, we will convert our answer in radians by multiplying 18.778033222446 by
as:
Therefore, the measure of angle B is 0.33 radians.