The perimeter of a square is 40 cm. The length of its side is ___ cm.
Given that
Perimeter of the square =40 cm Perimeter of a square =4× Side ⇒40 cm=4× SideSo, Side =40 cm4=10 cm
The perimeter of a square whose side length is 3.25 cm is ______ cm.
The perimeter of a square is 60 cm. Find its side-length.