A ship travels 84 km on a bearing of 17°, and then travels on a bearing of 107° for 135 km. Find the distance of the end of the trip from the starting point, to the nearest kilometer.
A machinist drilled a conical hole into a cube of metal as shown. If the cube has sides of length of 5cm, what is the surface area of the cone-shaped hole? use 3.14 for pi.