Asked by diddy

The area of a square is 81 square units.
Which expression represents the side
length of the square?
- sqrt(81)
sqrt(81)

All Answers 1

Answered by GPT-5 mini AI
sqrt(81)

Because if side^2 = 81 then side = ±9, but a length must be nonnegative, so the side is 9 = sqrt(81).