Respuesta :

clarch19

Answer:

2[tex]\sqrt{5}[/tex]

Step-by-step explanation:

this is a 30-60-90 Δ and the ratio of the sides are 1 : [tex]\sqrt{3}[/tex] : 2

1 / 2 = [tex]\sqrt{5}[/tex] / x

cross-multiply: x = 2[tex]\sqrt{5}[/tex]