determine the greatest possible value for B if A= 30 degrees, a=5, and b=8

a)23.1 degrees
b)53.1 degrees
c)126.9 degrees
d)96.9 degrees

I got b for the answer

1 answer

nope
by the sine law
sinB/8 = sin30/5
sinB = 4/5
B = 53.1° or 180-53.1° = 126.9° by the CAST rule