a boy stands 4m away from plane mirror. If the boy moves 1/2 m towards mirror, what is now distance between the boy and his image.
Answers
Answered by
12
the boy is 4m away and moves 1/2m
so if he moves1/2 in real so in mirror also he moves 1/2
=1/2+1/2
=1
so 4m-1m
=3m
so if he moves1/2 in real so in mirror also he moves 1/2
=1/2+1/2
=1
so 4m-1m
=3m
masih:
But answer is 7
Similar questions