Part A: If a circle has a diameter of 18 inches, what is the radius? Identify which multiple choice option is the correct answer:
a. 38 inches
b. 27 inches
c. 9 inches
d. 4.5 inches
Part B: Name two real-life examples of a circle.
Part C: State the process of drawing a circle with a radius of 6 inches using a compass on a piece of paper? Write a detailed explanation.