Respuesta :

mathstudent55

Answer:

x = √30/2

Step-by-step explanation:

x² + [(√10)/2]² = (√10)²

x² + 10/4 = 10

x² = 20/2 - 5/2

x² = 15/2

x = √(15/2)

x = √(15/2) × √(2/2)

x = √30/2