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An object is dropped off a building that is 144 feet tall. After how many seconds does the object hit the ground? (s = 16t2) A. 3 seconds B. 4 seconds C. 9 seconds

An object is dropped off a building that is 144 feet tall. After how many seconds does the object hit the ground? (s = 16t2) A. 3 seconds B. 4 seconds C. 9 seconds
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An object is dropped off a building that is 144 feet tall. After how many seconds does the object hit the ground? (s = 16t2)

A. 3 seconds
B. 4 seconds
C. 9 seconds

User Openmobster
by
7.8k points

2 Answers

5 votes

The answer is A, 3 seconds!

Hope this helps

User John Brunner
by
7.9k points
1 vote
144=16s^2
9=s^2
3=s
3 seconds=A
User Gunderson
by
8.3k points
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