Pls answer all the questions​

A) 108 degrees

B) 90 degrees

C) 270 degrees

c. 4 and 1/2 pounds is the answer! : )

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