- #1

zelphics

- 15

- 0

## Homework Statement

A baseball diamond is a square 90 feet on a side. A player runs from first base to second at a rate of 16 ft/sec. At what rate is the player's distance from third base changing when the player is 30 ft from first base..

## Homework Equations

dr/dt ds/dt

dx/dt? a^2+b^2=C^2

## The Attempt at a Solution

I have no idea... i don't know where to start, but it must be solved using the derivative.