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if you are standing 20 m from the base of a tower and looking at the top at an angle of eveation of 40 degrees how tall is the tower

User Mdja
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1 Answer

2 votes
we know that

tan 40°=opposite side/adjacent side
opposite side----> the tall of the tower
adjacent side-----> 20 m
so
opposite side=adjacent side* tan 40°-----> 20*tan 40°-----> 16.78 m

the answer is
the tall of the tower is 16.78 m