Posted by **Barb** on Sunday, February 10, 2013 at 9:48pm.

Two boats leave a dock at the same time. One heads due east at 20 mph, and one heads due south at 15 mph. How far apart are the two boats after 45 minutes have elapsed?

- Math -
**bobpursley**, Sunday, February 10, 2013 at 9:51pm
I wonder if there is a current assiging one in someway?

Assuming not, in 3/4 hr

one is east 15 miles, and the other is S at 45/4 miles

How far apart?

distance=sqrt(15^2 + (45/4)^2 )

- Math -
**Barb**, Sunday, February 10, 2013 at 10:12pm
Please explain (45/4)^2. One boat is headed due east at 20 mph, and one heads due south at 15 mph

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