Respuesta :

Answer: 6


Step-by-step explanation: If we assume that the triangle with points b' c' and a' is multiplied by 1.5 the answer would be 4 * 1.5 = 6


To get this we take b' (7.5) and divide it by b (5) to get 1.5

7.5/5 = 1.5; 4*1.5 = 6