Consider the function represented by the table. The ordered pair given in the bottom row can be written
using function notation as
х
2
7
9
f(x)
6
3
5
O f(9)=5.
Of(5)=9.
Of(5,9)=14.
Of(9,5)=14.
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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)