Answer:
there is no solution
Step-by-step explanation: there is no valid way to get the answer. all variables won't work.
Area=length times width ...so 10x5= 50..so 50cm sq is the answer :)
We have x^2 - 2·4·x + 4^2 + 5 = ( x - 4 )^2 + 5.
Then, h = 4 and k = 5.