Question

Ted is sitting in his lawn chair when Stella flies directly overhead, going southeast at 94.3 m/s. Five seconds later, a firecracker explodes 189 m east of Ted. What are the coordinates of the explosion in Stella's reference frame? Let Stella be at the origin, with her x-axis pointing to the east.
Enter x-component here:

Enter y-component here:

Answer 1

If you have any doubt, feel free to discuss in the comments.