answer is 8
Step-by-step explanation:
z=12
20-z= 20-12
=8
Answer:
1: No, they're not similar polygons
2: Yes, they're similar polygons
1: DF/AC = 8/6 = 1.3repeating
FE/CB = 6/4 = 1.5
there is no constant of proportionality
2: 48/40 = 1.2
35/30 = 1.2
the constant of proportionality is 1.2
Answer:Its A or C
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