What is equilvlant to 4/5

Is a deceasing linear model or an exponential decay model likely to be a better fit for the data about remembering? ?

What is the measure of angle 1? a.28 b.152 c.168 d.64

Point b lies between points a and c on . let x represent the length of segment ab in inches. use the segment to complete the statements. the value of x is . the length of in inches is . the length of in inches is .