Decide whether each of these statements is true or false. The diameter of a circle must pass
through the centre of the circle.
The radius of a circle is the distance
from one side of the circle to the other.
The radius of a circle is always exactly
half the length of its diameter.
The diameter of a circle is the distance
between any two points on its circumference.

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?