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## Homework Statement

http://s32.postimg.org/4urcaq0xx/image.png

The incidence angle of a light ray over a tile of glass with dy faces parallel is pi/3 rad. Find the distance between the incidence point and the refraction one of the ray with the tile, if the distance between these rays is 0.7 cm.

## Homework Equations

sina/sinb=n2/n1

## The Attempt at a Solution

sin pi/3/sinb=1.5/1 sinb=1/3

tga=sqrt (2)/2 x=0.7*sqrt(2)/2=0.5