What is the measure of the central angle if the sector area is 220 square units and the radius is 12 units? round the selection to the nearest unit. a. 175 b. 112 c. 231

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?