Whats x eqaul
A. 9.2
B. 4.9
C. 16.4
D. 8.2

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square

step-by-step explanation:

hans did not square the 40-unit side; he merely multiplied it by 2.   incorrect.