Respuesta :

Answer:

[tex]x=2[/tex]

Step-by-step explanation:

[tex]Area=1/2 *x*4[/tex]

→ [tex]4=2x[/tex]

→ [tex]x=4/2[/tex]

→ [tex]x=2 units[/tex]

[tex]---------[/tex]

hope it helps...

have a great day!!