Can someone help Only 1 and 3

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.

If there are 3.281 feet in 1 meter, how many inches are in one centimeter

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?