SOLUTION: imagine that you are firefighter and there is person que is stuck on the rooftop of a building who's height is unknown. Next to the building, there is a pole that is 5 meters tall

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Question 1015995: imagine that you are firefighter and there is person que is stuck on the rooftop of a building who's height is unknown. Next to the building, there is a pole that is 5 meters tall and projects a shadow of 3 meters, the building projects a shadow of 15 meters. How tall is the building?
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
x=height of building
.
5meters%2F3meters=x%2F15meters . Cross multiply.
75m%5E2=3xmeters . Divide each side by 3 meters.
25 meters = x
.
Answer: The building is 25 meters tall.