If the sin 0° = 0, then which statement is true?
select one:
a. cos 90° = 1, because the cosine and sine are complements
b. cos 180° = 1, because the cosine and sine are supplements
c. cos 90° = 0, because the cosine and sine are complements
d. cos 180° = 0, because the cosine and sine are supplements

Acertain group of women has a 0.640.64% rate of red/green color blindness. if a woman is randomly selected, what is the probability that she does not have red/green color blindness? what is the probability that the woman selected does not have red/green color blindness? nothing (type an integer or a decimal. do not round.)