Using the Law of Sines
sin A /a = sin C / c
sin A / 8 = sin (33 ) /11
sin A = 8 * sin (33) / 11
Using the arcsin we have that
arcsin [ 8 sin (33) / 11 ] = A ≈ 23.33°
B = 180 - 33 - 23.33 = 123.67°
Using the Law of Sines again
b/sin B = c/sin C
b*sin (123.67) = 11/ sin (33)
b = 11*sin (123.67) / sin (33) = 16.8