If triangle abc is reflected over the y axis, reflected over the x axis, and rotated 180°, where would point a lie?

(-1,2)
(-2,1)
(1,-2)
(2,-1)

Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

What is the first step of an indirect proof of a number that is divisible by two