physics motoboat?

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A motorboat begins on a course heading toward an island that is 1km east and 3km north from the boat's initial position. After traveling 45 mins, the driver discovers that the boat is due east of the island. He reverses his course, and 45 mins later the boat is 6km east of its starting point.
a.)What is velocity of the water current?
b. What is the velocity of the boat relative to the water for the first 45 min?
c) What is the velocity of the boat relative to the island for the first 45 min?

2007-07-08 02:02:37 · 2 answers · asked by physics maniac 2 in Science & Mathematics ➔ Physics

2 answers

I think this is vectors.

2007-07-08 02:10:14 · answer #1 · answered by Anonymous · 0⤊ 0⤋

1. by how much east was the boat after initial 45 min?
2. what was the heading of the boat?

2007-07-08 10:03:20 · answer #2 · answered by Edward 7 · 0⤊ 0⤋