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26 Nov 2019
A swimmer heads directly across a river, swimming at 1.3 m/srelative to the water. She arrives at a point 30 m downstream fromthe point directly across the river, which is 87 m wide.
(a) What is the speed of the river current?
(b) What is the swimmer's speed relative to the shore?
(c) In what direction should the swimmer head so as to arrive atthe point directly opposite her starting point? ° upstream fromstraight ahead
A swimmer heads directly across a river, swimming at 1.3 m/srelative to the water. She arrives at a point 30 m downstream fromthe point directly across the river, which is 87 m wide.
(a) What is the speed of the river current?
(b) What is the swimmer's speed relative to the shore?
(c) In what direction should the swimmer head so as to arrive atthe point directly opposite her starting point? ° upstream fromstraight ahead
Lelia LubowitzLv2
11 May 2019
