(2,-5) after a rotation of 90 degrees counterclockwise

What number must you add to complete the square x^2+12x=16

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test