Respuesta :

sqdancefan

9514 1404 393

Answer:

  3

Step-by-step explanation:

The distance formula can be used.

  d = √((x2 -x1)² +(y2 -y1)²)

  d = √((0 -√17/2)² +(0 -√19/2)²) = √(17/4 +19/4) = √(36/4) = √9

  d = 3

The distance between points A and B is 3 units.

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