Find the Distance between two ships | Law of Cosines word problem

The video tutorial explains a navigation problem involving two ships leaving port at different times and directions. The teacher guides students through calculating distances using rates and times, forming a triangle, and applying the law of cosines to find the distance between the ships. Emphasis is placed on verifying solutions and ensuring answers make sense in context.

Explain how distance, rate, and time are related in this context.

What formula is used to calculate the distance between the two ships?

Why is it important to check if the answer makes sense in the context of the problem?