How many solutions does this system have

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.

Use the data on the dot plot to answer the question. how many people read for more than three hours last week? i'm on a unit test review

Is the figure congruent? yes or no?