math

posted by .

You can find the distance d an object falls in feet for time t in seconds using the formula d= 16t^2. Suppose a ball is dropped out of a window of a tall building. How far will the ball in 3 seconds?

a 144 ft
b 96 ft
c 48 ft
d 16 ft

plz explain how to do this? thanks !!!

  • math -

    d= 16*9=? The 9 is time squared.

  • math -

    144

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math

    An object dropped from restfrom the top of a tall building falls y=16t^2 feet in the first t seconds. Find the speed of the object at t=3 seconds and confirmalgebraically. The answer is 96 feet/sec but how do i figure it out?
  2. Physics

    A steel ball is dropped from a building's roof and passes a window, taking 0.13 s to fall from the top to the bottom of the window, a distance of 1.20 m. It then falls to a sidewalk and bounces back past the window, moving from bottom …
  3. Pre-Algebra

    If a ping pong ball falls from the top of a building that is 168 feet high, how many seconds will it take the ball to hit the ground?
  4. math

    An object that is falling or vertically projected into the air has it height, in feet, above the ground given by the formula below, where s is the height in feet, Vo is the original velocity of the object, in feet per second, t is …
  5. Algebra

    A ball is dropped from the top of a building that is 784 feet high. The height of the ball above ground level is given by the polynomial function h(t)= -16t to the second power + vot + ho where t is measured in seconds, vo is the initial …
  6. Precalculus

    A ball is dropped from a cliff that is 224 feet high. The distance S (in feet) that it falls in t seconds is given by the formula S=16t^2. How many seconds (to tenths) will it take for the ball to hit the ground?
  7. math

    The approximate distance,S, in feet that an object falls in t seconds when dropped from a height can be found by using the formula S = 16t^2.In 8 seconds, the object will fall a. 256 feet b. 1,024 feet c. 1,084 feet d. 2,048 feet e. …
  8. physics

    A ball is dropped from an upper floor, some unknown distance above your apartment. As you look out of your window, which is 1.5 m tall, you observe that it takes the ball 0.18 seconds to traverse the length of the window. Determine …
  9. Algebra

    the approximate distance, S, in feet that an object falls in t seconds when dropped from a height can be found by using the formula S=16t^2. How long will the object have fallen in 8 seconds?
  10. algebra

    a ball is dropped from the top of a building that is known to be 256 feet high.the formula for finding the height of the ball at any time t is h=256-16t^2,where t is measured in seconds.how many seconds will it take for the ball to …

More Similar Questions