I cant figure out the last blank one. Some help please? Thanks!

$9.41

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

i think it is c hope that

answe: it will take 4.5 hours for naomi and clair to paint an equal number of square feet

hope i

-lavira : )