Respuesta :

940172

Answer:

1/2

2

-1/2

-2

Step-by-step explanation:

ECHA

#1

  • (-2,2)
  • (0,3)

Slope:-

  • m=3-2/0+2=1/2
  • E

#2

  • (-1,-12)
  • (1,-8)

Slope

  • m=-8+12/1+1=4/2=2
  • C

#3

  • (2,-6)
  • (-4,-3)

Slope:-

  • m=-3+6/-4-2=3/-6=-1/2
  • H

#4

  • (0,3)
  • (1,1)

Slope:-

  • m=1-3/1-0=-2
  • A

The code is

  • ECHA

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