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How long is the line that joins the two points A(1,3) and B(2,2)?
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How long is the line that joins the two points A(1,3) and B(2,2)?

User Julien Vincent
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1 Answer

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AB =
\sqrt{ (1 -2 )^(2) + (3-2)^(2) } = \sqrt{ (-1)^(2) + 1^(2) } = √(2 ;)
User Nirav D
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