How do i find the answer using distributive property and combing like terms

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.

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?