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April 18, 2014

Homework Help: Physics

Posted by Soph on Wednesday, December 5, 2012 at 2:43pm.

A man places a torche on the ground, 10m away from a wall. He sees a shade on the wall and gets a friend to measure the height of the shadow as he walks towards the wall. Here are the results:
Distance from torch to man height of shadow
1 20
2 10
3 6.7
4 5
5 4
6 3.3
7 2.9
8 2.5

find the height of the man

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