a 16 foot ladder is leaning against a wall as shown. To the nearest foot, how far is the base of the ladder from the building?

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.

Ineed i been stuck on this question since yesterday

Graph the linear function using the slooe and y intercept