Respuesta :

[tex]ab=\sqrt{(0-2)^{2}+(2-5)^{2}}=\boxed{\sqrt{13}}\\\\bc=\sqrt{(2-(-1))^{2}+(5-7)^{2}}=\boxed{\sqrt{13}}\\\\ac=\sqrt{(0-(-1))^{2}+(2-7)^{2}}=\boxed{\sqrt{26}}[/tex]

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