Respuesta :

Snells law. N1 • sin of theta 1 = N2 • sin of theta 2

1.33 • 0.4226 = 1.50 sin of theta 2
0.5620 = 1.50 sin of theta 2
0.5620/1.50 = 1.50/1.50 sin of theta 2
Sin of theta 2 = 37°