The end points of line AB are A(-2, -1), and B(1,3). Suppose you know that line CD ≅ AB and that the coordinates of C are (1,0). What are possible coordinates for the point D ? Is there more than one answer? Explain

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