A man moving in rain holds his umbrella inclined to the vertical even though the rain drops are falling vertically downwards. Why?

A man moving in rain holds his unbrella inclined to the vertical even though the rain drops are falling vertically downwards . Why ?

Why does a man hold his umbrella slightly inclined to the vertical while walking through the rain?

A car which has front and rear glass screens almost vertical is moving on a road when rain drops' are falling vertically downward. The rain will strike:

A man is travelling at 10.8 kmph in a topless car on a rainy day. He holds an umbrella at an angle of 37° with the vertical so that he does not wet. If rain drops falls vertically downwards, what is the rain velocity ?

A man travelling at 10.8 kmph in topless car on a rainy day. He holds an umbrella at angle of 37^(@) with the vertical so that he does not wet. If rain drops falls vertically downwards what is rain velocity.