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

Question

Quizplus · Accepted Answer

To find the time it takes for the object to reach the ground from a height of 470 feet, we set $h = 0$ (since the ground is 0 feet high) in the given formula: $t = \sqrt { \frac { 470 - 0 } { 16 } } = \sqrt { \frac { 470 } { 16 } } = \sqrt { 29.375 } \approx 5.4$ seconds.

Solve the Problem h0h _ { 0 }h0​ Feet to Reach a Height of H Feet Is Given

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