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## Homework Statement

A baseball is hit at ground level. The ball is observed to reach its maximum height above ground level 3.0 s after begin hit. And 2.5 s after reaching this maximum height, the ball is observed to barely clear a fence that is 320 ft from where it was hit. How high is the fence?

## Homework Equations

i think I can use these equation

x-x0=vx0t

y-y0=vyot-gt^2/2

## The Attempt at a Solution

I have no clue about this question