Respuesta :

mathecoach

Answer:

9^2 = 81 --> D) 81 square units


wegnerkolmp2741o

Answer:

A = 81 units^2

Step-by-step explanation:

A square has the same length as width, which we will call s.

.A = l*w

A = s*s

A = s^2

A = 9^2

A = 81 units^2