Question

Jim and Roger are kayaking from point B to point A in a river. Jim plans to turn at point A and row to point C. Roger plans to turn at point A and row to point D

A right triangle ABC is shown with angle B equal to 90 degrees. BC is 5 miles in length and AB is 12 miles in length. Right triangle ACD has measure of angle ADC equal to 90 degrees and measure of angle CAD equal to 30 degrees.

What will be the distance, in miles, between Jim and Roger at the end of their trip?
2.4
6.5
7.5
9.4