A person is rowing across the river with a velocity of 4.5 km/hr northward. The river is flowing eastward at 3.5 km/hr as shown in the image below. What is the magnitude of her velocity (v) with respect to the shore?
A person is rowing across tho river with a velocity of 4.5 km/hr n velocity (u) with respect tothe shore
d at 3.5 kn/hr as shown in the image below.What is the magntude ol ner