A goes 8 km East, then 3 km South, 4km West. How far is he from starting point and in which direction?
Choose one.
A) 5 km south west  B) 5 km south east  C) 8 km south  D) 9 km south  E) Don,t remember
8E, 3S,4W   Subtract opposite direction 8E-4W,3S=&gt; 4E, 3S   Square root of(4^2+ 3^2)= 5 Km South East.   ANSWER:5 km south east
<result>B</result>
A goes 8 km East, then 3 km South, 4km West. How far is he from starting point and in which direction?