What is the common ratio of this geometric sequence? 64, 16, 4, 1

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.