Answer: 
Step-by-step explanation:
Given
River is flowing from south to North with a velocity of 
Motor boat traverses the river from east to west at a speed of 
South component of boat velocity must compensate the river velocity in order to travel in west direction.

Answer:
i think A if not sorry
Step-by-step explanation:
Answer:
Step-by-step explanation:
Vertics= 6
Faces=6
Bases=1
Edges =10
Answer:
611.08
Be sure to treat the two shapes as completely different figures, then add their totals together