Respuesta :
Answer:
A=49 square inches
Step-by-step explanation:
Step 1
In this step we explain which formula to use to calculate the are of the square piece of paper.Since the sheet of paper is in the form of a square with side length [tex]S=7[/tex] inches, we will use the formula for the are of a square to calculate the area. The formula of a square is given in,
[tex]A=S^2=S\times S[/tex]
Step 2
In this step we use the formula to calculate the area.
[tex]A=S^2=S\times S\\A=7\times 7=49.[/tex]
The area is 49 square inches.