Question

19. A student goes for a walk in the park
near her house. She starts from point
'A' walks in a rectangular path of
length 7m and breadth 3m. She returns
to the same point 'A'. What is her
displacement
1) 10m
2) 20 cm
3) 0cm
4) 21 m​

Answer 1

Answer:

3rd

I mean 0 as if we came back on that point displacement=0

Answer 2

Answer:

21

Explanation:

length= 7m

breath=3m

Area of rectangle = length x breath

= 7m x 3m= 21 m

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