A boy moves 3 km east, 4 km north and 5 km east. Then what will be it's displacement?
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A boy moves 3 km east, 4 km north and 5 km east. Then what will be it's displacement?
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Explanation:
drow the lines as given in question then you will get your answer ok...
join 2 end points by Imaginary line and solve the question
after joining the imaginary line you will get two triangles
am not solving because if you solve as above tips I given you will remember the steps to solve this type of question
Answer:
5km is anwer because by applying Pythagoras theorem