What is the opposite of -25?

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Math question.. plz me .. best answer all

Anew landowner is interested in constructing a fence around the perimeter of her property. her property is 1,080√30 feet wide and 500√20 feet long. what is the perimeter of the property? (recall that the perimeter is the sum of each side of a shape or boundary). a 1,580√40 feet b. 5,320√5 feet c. 3,160√20 feet d. 10,640√5 feet