amelia202172
amelia202172 amelia202172
  • 01-06-2022
  • Mathematics
contestada

help please I will give you the brianliest​

help please I will give you the brianliest class=

Respuesta :

jane8713
jane8713 jane8713
  • 01-06-2022

Answer:

66

Step-by-step explanation:

A=12×11/2=66

Hope this helps:)

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