peter21aye peter21aye
  • 30-06-2020
  • Mathematics
contestada

help me with right answer plz

help me with right answer plz class=

Respuesta :

xshefalisinhax xshefalisinhax
  • 30-06-2020

Answer:

13.5

Step-by-step explanation:

area: 1/2*[x1(y2 - y3) + x2(y3 - y1) + x3(y1 - y2)]

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