Respuesta :

Muhammadrahim

Answer:

x=√(450)

Step-by-step explanation:

Half the perimeter of the square diagonal: 30/2=15

one side of the square: 15^²+15²=x²   225+225=x²   450=x²  x=√(450)

the length of one side of the square:  x=√(450)

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