Question

What is the opposite of ‘4m in the east direction’?​

Answer 1

Answer:

4 m in the west direction

Step-by-step explanation:

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प्लीज

Answer 2

Answer:

distance covered is equal to the sum of three distances which is equal to = 3+4+12=19m

If initial position is considered to be at origin then the final position of the man is

$3i + 4j + 12k$

So, the displacement covered by him =

$\sqrt{ {3}^{2} + {4}^{2} + {12}^{2} } \\ = 13m \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \:$