Andrea’s work to find the equation of a trend line through the points (48, 61) and (72, 195) is shown below.
What was the first error that Andrea made?
Andrea used the reciprocal of the slope.
Andrea made a computational error when she simplified m.
Andrea substituted incorrectly when she solved for b.
Andrea made a sign error when she solved for b.

In the figure below, segment ac is congruent to segment ab: triangle abc with a segment joining vertex a to point d on side bc. side ab is congruent to side ac which statement is used to prove that angle abd is congruent to angle acd? segment ad bisects angle cab. triangle acd is similar to triangle abd. segment ad is congruent to segment ac. angle cab is congruent to angle cba.

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the