Parker was born on february 29, 2008. the second time he is able to celebrate on his actual birthday is in 2016. how many days old will parker be on february 29, 2016?

Which of the following parabolas opens down?

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price

Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.