Solve the Problem $h _ { 0 }$ Feet to Reach a Height of H Feet Is Given

question 208

Multiple Choice

Solve the problem.
-The amount of time it takes an object dropped from an initial height of $h _ { 0 }$ feet to reach a height of h feet is given by the formula $t = \sqrt { \frac { h _ { 0 } - h } { 16 } }$ How long would it take an object to reach the ground from the top of a building that is 470 feet tall? Round
To the nearest tenth of a second.

• A) 29.4 seconds
• B) 4 seconds
• C) 0.3 seconds
• D) 5.4 seconds

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