Homework Help: Physics

Posted by Tiny on Wednesday, May 23, 2012 at 11:42am.

A boat moving at 40 km/h is crossing a river in which the current is flowing at 10 km/h. In what direction should the boat head if it is to reach a point on the other side of the river directly opposite its starting point?

Physics - bobpursley, Wednesday, May 23, 2012 at 12:04pm
the upstream component is vboat*sinTheta

sinTheta=vstream/vboat=.25
theta=....

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