Respuesta:
C) 7,75
Explicación paso a paso:
x² + 2² = 8²
x² + 4 = 64
x² = 64 - 4
x² = 60
x = √60
x = 7,7459666924
Redondeando: x = 7,75
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Respuesta:
C) 7,75
Explicación paso a paso:
x² + 2² = 8²
x² + 4 = 64
x² = 64 - 4
x² = 60
x = √60
x = 7,7459666924
Redondeando: x = 7,75