Respuesta :

himaruanuk

Answer:

20

Step-by-step explanation:

[tex] \sqrt{(( - 10) - 9)^{2} + (12 - ( - 3)) ^{2} } [/tex]

[tex] \sqrt{( - 19)^{2} + (15)^{2} } [/tex]

[tex] \sqrt{361 + 225} [/tex]

[tex] \sqrt{586} [/tex]

[tex]24.2074[/tex]