Okay I think it’s y=0 and y=3, because... so it would be 0, 3 and 1,6 and 2,9... maybe I am not sure lol but this is my work and if you get it wrong at least you have some work “you did”
One thing that gave it away was that we are dealing with a 30-60-90 triangle so in the final equation we should have (x=Any number) not square root two