Find unknown sizes of the sides ​

Step-by-step explanation:

bbqd is the answer 3aplua

(a ) x = sin60° (10√3)

y = cos60° (10√3)

(b) x = 8/cos45°

y= 8/ (tan45°)

(c) x = 12/ cos30°

y =12(tan30°)

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

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