It is not possible to draw here. I am attaching the diagram along with the answer. I hope the diagram will be clear for you to understand. I also hope that this is the answer that has actually come to your desired help. You can draw it with pencil, if you want to make it perfect.
The equation for r in the distance formula is r = d/t
Answer: Its hard to explain, so I'll just give you the answer (47 degrees)