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A girl whose eyes are 150 m above the ground looks at her reflection in a vertical mirror 250 m away. The top and bottom of the mirror are 200 and 120 m above the ground respectively. What length below her eyes can she see of herself in the mirror.?

A girl whose eyes are 150 m above the ground looks at her reflection in a vertical mirror 250 m away. The top and bottom of the mirror are 200 and 120 m above the ground respectively. What length below her eyes can she see of herself in the mirror.?
 

Grade:9

1 Answers

Ravleen Kaur
askIITians Faculty 1452 Points
3 years ago
Given :
Bottom point of the mirror at the height is, A = 120 m
Top point of the mirror at the height is, B = 200 m
Eye Level is, C = 150 m
Length of mirror below the eye level is, l =30 m

the image that can be seen below the eye level is = 2l = 60 m

Regards
IHE

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