Respuesta :

distance formula

distance = √(x₂ - x₁)² + (y₂ - y₂)²

so P(4, 6) : x₂ = 4 and y₂ = 6
Q(8, 9): x₁ = 8, y₂ = 9

distance = √(4-8)² + (6 - 9)² = √25 = 5

the distance between is 5

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