Asked by diana
Katie is on the 15th floor of a building. She throws a ball straight down from the window, which is 220 feet above the ground. How fast must she throw the ball(in feet per second) for it to hit the ground in 3 seconds?
Answers
Answered by
MathMate
See:
http://www.jiskha.com/display.cgi?id=1302218759
and change Tyler to Katie.
http://www.jiskha.com/display.cgi?id=1302218759
and change Tyler to Katie.
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