Answer:
12.64 Km
Step-by-step explanation:
- a body travels a distance of 3km towards east,then 4 km towards north and finally 9km towards east.What is the resultant displacement??
I answer for what I understand, you are looking for the length of the displacement as the crow flies, from A to C (see figure), we find it with the Pythagorean theorem, step by step in the figure