Answer:
14 cm.
Explanation:
The formula for the perimeter of a rectangle is P = 2l + 2w, where P is the perimeter, l is the length, and w is the width.
In this case, the width is 4 cm and the length is 3 cm.
P = 2(3) + 2(4)
P = 6 + 8
P = 14
So, the perimeter of the rectangle is 14 centimeters.