Answer:
it would be B
Step-by-step explanation:
it is B because when you add 1.5 to 8 you get 9.5. when you add 1.5 to 12 you get 13.5. and when you add 1.5 to 16 you get 17.5.
-0.5
Answer: -0.5
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Perimeter = 42 cm
XY = 8 cm because ΔWXZ ≅ ΔYZX
Perimeter = 8 + 14 + 20 = 42 cm
