3,4,2,1
Do report me if I’m incorrect
Answer:
297 units^2
Explanation:
Let's keep the area or volume as 'v'

So if we substitute in the values we get,


So therefore, the total volume is 297 units^2
well if she has 15 now then you add 3 to 2 which is 5 then add that to the 15 so you get 20 in total then minus th3 6 she made today you get 14 divided by 2 which is 7 she made 7 yesterday and 13 today which is 20 so the answer is 7
From rocks being added together over time