FILL IN THE BLANK: π is the ____________________ of the circumference of a circle to its diameter.
A circle has a diameter of 12 in. Find its circumference using 3.14 as an approximation for π.

Which of the following is NOT a true statement?
A circle has a circumference of 94.2 cm. Find the measurement of its radius. Use 3.14 as an approximation for π.
