mtropical6753
20.04.2020 •
Mathematics
A egg is dropped from the roof of a building. the distance it falls varies directly with square of the time it falls. if it takes 1/2 second for the egg to fall eight feet, how long will it take the egg to fall 200 feet?
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Ответ:
Answer
12.5 seconds
Step-by-step explanation:
Find the time it takes the egg to travel in 1 second
1/2 second=8 feet
x 2 x 2
1 second=16 feet
Create a proportion:
(x represents time in this equation)
16 feet :1 second=200 feet: x seconds
-solve with cross products
x=12.5
Ответ: