Question

csc theta = (sqr root 5) over 15, find sine theta

Answer 1

csc = 1/sin or 1/csc = sin

15/ sqrt 5

multiply numerator and denominator by sqrt of 6

15 sqrt 5 divided by 5

reduces to 3 sqrt 5

Answer 2

same bogus question. csc(theta) cannot be less than 1.