10. a study by the u. s. office of science and technology in 1972 estimated the cost in 1972 dollars) to
reduce automobile emissions by certain percentages, and the graph gives the linear model of this table.

equal to

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

b

step-by-step explanation:

you divide them and then you get the answer i took this class this year

step-by-step explanation: