Respuesta :

Answer:

G

Step-by-step explanation:

the perimeter is the sum of all sides so we have

[tex]P=a^{2} -ab+a-2a+a^2+ab\\\\P=(a^2-2a^2+a^2)+(-ab+2b)+a\\\\P=(0a^2)+(ab)+a\\\\P=ab+a[/tex]

Answer:

G

Step-by-step explanation:

hope this helps!!!!!!!!!m:)