Pamela made a pillowcase with an area of 324 square centimeters. the pillowcase is square-shaped and looks plain. pamela decided to add a lace trim around the pillow to make it look better. if the lace is sold for $0.98 for every 2 centimeters, then about how much money will pamela need to purchase the lace? show your work.

we know that

The area of a square is  equal to

The perimeter of a square is equal to

where

b is the length side of the square

Step 1

Find the length side of the square pillowcase

Step 2

Find the perimeter of the square pillowcase

Step 3

Find the cost

we know that

the lace is sold for $0.98 for every 2 centimeters

by proportion

therefore

the answer is

answer4 to the second power is 16

and 4 to the third power is 64,