We have the refractive indices of air and glass, and the angle of incidence. We can use Snell's Law to find the angle of refraction.
Snell's Law: $n_1 \cdot \sin(\theta_1) = n_2 \cdot \sin(\theta_2)$
Where $n_1$ and $n_2$ are the refractive indices of the two
Show more…