dayana87
dayana87 dayana87
  • 08-04-2020
  • Mathematics
contestada

What’s the value of x???

Whats the value of x class=

Respuesta :

sfkaleho
sfkaleho sfkaleho
  • 08-04-2020

Answer:

C. x=15

Step-by-step explanation:

Use the Pythagorean Theorem:

[tex]a^{2} +b^{2} =c^{2}[/tex]

Plug in the known values:

[tex]9^2+12^2=c^2[/tex]

Simplify:

[tex]81+144=c^2[/tex]

Solve:

[tex]255=c^2[/tex]

[tex]\sqrt{225} =c^[/tex]

[tex]15=c[/tex]

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