Options:
A.) square root
B.) exponential
C.) absolute value
D.) cube root
Answer : A) square root
We know area of square having side 's' = s* s = 
For example
Area of square = 
To find side we take square root
Area = 
16 = 
Take square root on both sides

4= side
Betsy knows that the area of the rug is A square feet.
Area A = 

So answer is square root.
-7 and positive 6. if you multiply a negative by a positive it will always be a negative.