At noon, ship is 100 km west of ship .
Ship is sailing south at 35 km/h and ship is sailing north at 5 km/h.
How fast is the distance between the ships changing at 6:00 PM?Code:* B * | * | 5t * | P * - - - - - * - - - * Q | * : | * : 35t | * : 35t | * : | * : A * - - - - - - - - - * R 100
Ship starts at and sails south at 35 km/hr,
. . In hours, it has sailed km to point
Ship starts at and sails north at 5 km/hr.
. . In hours, its has sailed km to point
Note that: . km.
In right triangle
Can you finish it now?