If 9 = 5 + 4 and 5 + 4 = 3 + 6, then 9 = 3 + 6. this is an example of which property?

a. associative property
b. transitive property
c. distributive property
d. commutative property
e. identity property

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)