please help me :( i will give brainliest !

Answer:
(4w^2+180w+1800) meters^2
Explanation:
(60+2w) x (30+2w)
1800+120w+4w^2+60w
Combine like terms and rearrange into quadratic equation
4w^2+180w+1800
Don't forget to put your units and since we are talking about area be sure to add your squared symbol