Asked by Alisha

A man walking on a road at 3km/hr encounters rain falling vertically at 18km/hr. At what angle should he hold the umbrella to protect himself from rain?
Answered by Henry
Tan A = (-18)/3 = -6, A = -80.5o = 80.5o S. of E.

Answered by Saptorshi Gupta
Worst ans ever ???!!!!
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