peter21aye
peter21aye
30-06-2020
Mathematics
contestada
help me with right answer plz
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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