As it passes the Babuyan Island, the eye of typhoon Rosing is moving in the direction 60 degrees north of west at a speed of 50 kph. Three hours later, it shifts due north where its speed slow to 25 kph. How far from the Babuyan Island is the eye of the typhoon 4.5 hours after it passes over the island? (Use the Graphical Method)

As it passes the Babuyan Island, the eye of typhoon Rosing is moving in the direction 60 degrees north of west at a speed of 50 kph. Three hours later, it shifts due north where its speed slow to 25 kph. How far from the Babuyan Island is the eye of the typhoon 4.5 hours after it passes over the island? (Use the Graphical Method)