What’s the area of green square?

As per given figure length of smaller square = ½ length of bigger square = 5 unit App. As it is also a square so length = width = 5 units. So the area of the green square = 5 X 5 = 25 sq. units

y=x+2 hope this jdjxhdnzbdjdo

i believe it's a.

i'm not sure on this one, most likely correct.