What is the missing reason for the fourth step in the proof below? Please help need this one ASAP

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%

Which statement accurately explains whether a reflection over the y axis and a 270° counterclockwise rotation would map figure acb onto itself?

What are two numbers that add up to -9 and multiply to -10 best answer gets branliest and 100 extra points