Respuesta :

leenghamloush9

Answer:

first X=8.94

second X=34

Step-by-step explanation:

5) x^2=4^2+8^2

  x^2=16+64=80

  x=8.94

6)x^2= 31^2+14^2

  x^2=961+196

  x^2=1157

 x=34

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