Solve the problem using Galileo's formula, $d=16 t^{2}$. Round your answer to the nearest tenth.
-A young boy is delighted to drop various objects from a hotel balcony to the ground below. If he is $161 \mathrm{ft}$ above the ground, how long does it take for one of the objects to fall to the ground?
A) $161.0 \mathrm{sec}$
B) $10.1 \mathrm{sec}$
C) $12.7 \mathrm{sec}$
D) $3.2 \mathrm{sec}$

Question

Quizplus · Accepted Answer

Using Galileo's formula $d = 16t^2$, where $d = 161$ ft, solve for $t$ by rearranging the formula to $t = \sqrt{\frac{d}{16}} = \sqrt{\frac{161}{16}}$, which gives $t \approx 3.2$ seconds.

Solve the Problem Using Galileo's Formula d=16t2d=16 t^{2}d=16t2 Round Your Answer to the Nearest Tenth

Solve the Problem Using Galileo's Formula $d=16 t^{2}$ Round Your Answer to the Nearest Tenth