issacsalazarsst
issacsalazarsst issacsalazarsst
  • 19-03-2021
  • Mathematics
contestada

NEED HELP FRERE BRAINLIST

NEED HELP FRERE BRAINLIST class=

Respuesta :

fnej
fnej fnej
  • 19-03-2021

Answer:

7.5

Step-by-step explanation:

[tex]a^2+b^2=c^2\\x^2+5^2=9^2\\x^2+25=81\\x^2=56\\\sqrt{x^2} =\sqrt{56} \\x=7.5[/tex]

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