Triangle xyz was dilated by a scale factor of 2 to create triangle acb and tan ∠x = 5 over 2 and 5 tenths. part a: use complete sentences to explain the special relationship between the trigonometric ratios of triangles xyz and abc. you must show all work and calculations to receive full credit. (5 points) part b: explain how to find the measures of segments ac and cb. you must show all work and calculations to receive full credit. (5 points)

Mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.