Hello, Climberboy123!

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.

Let:

In right triangle

Can you finish it now?