Saturday
March 25, 2017

Post a New Question

Posted by on .

A person jumps off a 20m high cliff into the water below. The height of the person above the ground at t time seconds is given by the equation h=-5t^2+30. How long does it take the person to reach the half way mark to the water?

  • Math - ,

    just solve for height=10:

    10 = -5t^2+30

    t = 2

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question