Which list is in order from least to greatest?

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)