The side of a square is increasing at the rate of 0.2 cm/s. Find the rate of increase of the perimeter of the square.
Let the side of the square be a
Rate of change of side= 
Perimeter of the square = 4a
Rate of change of perimeter = 
1
The side of a square is increasing at the rate of 0.2 cm/s. Find the rate of increase of the perimeter of the square.
Let the side of the square be a
Rate of change of side=
Perimeter of the square = 4a
Rate of change of perimeter =