No they are not.

Different squares have different dimensions.

For example

A square can have the dimensions 3in by 3in

another square can have the dimensions 5in by 5in

The first square has an area of 9 sq inches, and a perimeter of 12 in

The second square has an area of 25 sq inches, and a perimeter of 20 in

Different squares have different dimensions.

For example

A square can have the dimensions 3in by 3in

another square can have the dimensions 5in by 5in

The first square has an area of 9 sq inches, and a perimeter of 12 in

The second square has an area of 25 sq inches, and a perimeter of 20 in