Answer :
The quilt is a square figure so it had 4 side
Divide it by 64➗4 = 16 the perimeter is 16
[tex]a=8\\b=?\\\\Area=64\\\\Area=a\cdot b\\\\8\cdot b=64\ \ \ \ /:8\\\\b=64:8\\\\b=8\\\\Perimeter=2a+2b\\\\Perimeter=2\cdot8+2\cdot8=16+16=32[/tex]