I need help finding the area of this figure (It's small) (It's a discord attachment cause it won't let me post the ss on here for some reason sorry about that)

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

Find the missing dimension extra points