Respuesta :

Answer:

4a) 5.8cm

4b) 18.5

Step-by-step explanation:

4a)(because AB is parallel to AC)

4b)D and F is parallel to D E which means DF=7.2 therefore add it to 11.3

7.2 + 11.3 = 18.5

these are the ones I can answer hope this helps