I NEED HELP I GET THIS WRONG I FAIL PLEASE

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.

Which expression gives you the distance between the points (5,1)and(9,-6)

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?