2 years ago

A guard in a 20m tall watchtower spots a vehicle at an angle of depression oi 25

Mathematics

1 answer:

victus00 [196]2 years ago

5 0

Answer:

Solution given:

height[p]=20m

angle of depression [a]=25°

base[b]=?

we have

Tan a=p/b

tan 25=20/b

b=20/tan25

b=42.89 or 43

the tower is 43m far from the vehicle .

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