Kerry measured the length of pieces of chalk. She represented the lengths in a line plot. Find the total length of all of the pieces of chalk. If that length was distributed evenly amongst the 10 pieces, what would be the length of each piece?

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

step-by-step explanation:

answer: the angel abc is 30°,and the abc is a triangle where the angel bac is 90°

so ac is the half of 24=12ft,and from the pythagorean theorem we find ba

ba=√bc^2-ac^2=√576-144=√432=12√3ft

so bac is 12+12√3=12(1+√3)ft

60: 45 =12: 9 =4: 3 so the answer is 4: 3