what is the area a of the square with the following coordinates : ( x , y ) , ( 20 , 20 ) , ( 20 , 5 ) , ( x , 5 ) ?
n0 = 20.0
n1 = 20.0
n2 = 20.0
n3 = 5.0
n4 = 5.0
t0 = n0 - n3
answer = t0**2
print(answer)