Respuesta :

Coolbubble99

Answer:

81

Step-by-step explanation:

A perfect square has all side lengths the same so...

9*9=81
Answer:
81

Explanation:
A perfect square has lengths that are all the same, so if one side is 9 the other sides must be 9. Then using the formula to find area (A=LxW) we can multiply 9 x 9 to get a area of 81.
A=9x9
A=81