6). (2 points)
I have a square garden. Its area is 484 square feet. What is the length of one side of my garden?
7). (3 points)
I have a garden. It is square. This is the 3rd year I have had a garden. Every year my garden is square and every year I DOUBLE it's area. This year its area is 324 sq. ft. How long was one side of my garden 3 years ago when I started?