Which is the correct calculation of the y -coordinate of point A?
A
square root of open paren 0 minus 1 close paren squared plus open paren 0 minus y close paren squared end root is equal to 2B
square root of open paren 0 minus 0 close paren squared plus open paren 1 minus y close paren squared end root is equal to 2C
square root of open paren 0 minus 1 close paren squared plus open paren 0 minus y close paren squared end root is equal to 2 squaredD
square root of open paren 0 minus 0 close paren squared plus open paren 1 minus y close paren squared end root is equal to 2 squared