Respuesta :

Answer:

8.6

Step-by-step explanation:

You need to use the Patagorean theorem! :) Just do seven squared and five squared add them up and then square root them!!

Answer: √74 or 8.6

Step-by-step explanation:

  • Formula for distance is  √ [ (x2 – x1)^2 + (y2 – y1)^2].
  • A(3,9) and B(8,2)
  • √[(8-3)^2+(2-9)^2]
  • Put that into a calculator and you get √74 which can be rounded to 8.6
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