If the sin 0º = 0, then which statement is true? Cos 90=1 because the angles are compliments
Cos 180=1 because the angles are supplements
Cos 90=0 because the angles are complements
Cos 180=0 because the angles are supplements

-18

step-by-step explanation:

because mean value defines that total sum value over total number of set

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads

570, the answer is 570, hope it