Adam has 3 meters of fabric. He plans to cut the fabric into pieces that are ¼ meter long. How many pieces of fabric will Adam have? Write a division equation and solve.

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm