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10-07-2020
Mathematics

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work out the length of AB. give your answer to 3 significant figures.

work out the length of AB give your answer to 3 significant figures class=

Respuesta :

10-07-2020

Answer:

Distance formula = √(x₂ - x₁)² + (y₂ - y₁)²

(x₁, y₁) = (1, 7) and (x₂, y₂) = (10, 3)

AB = √(10 - 1)² + (7 - 3)²

= √9² + 4²

= √81 + 16

= √97

= 9.85

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