algebra, 2/11

a-c block:   1) practice 4.4C,   #1-5(rise/run),  #6-10 (y2-y1/x2-x1) and 19-26 (y2-y1/x2-x1)
                   2) study for Thursday quiz 4.4

d-block:     pg. 259-260, #11-24, 29-35