Respuesta :

distance formula;

d = √(x2 - x1)² + (y2 - y1)²        (3, -3)   (9, 5)

d = √(9 - 3)² + (5 - (-3)²

d = √7² + 8²

d = √49 + 64

d = √113   or    10.6301

hope this helped, God bless!
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