Janet has a circular garden in her front yard with a diameter of 8 feet. How does the diameter d compare to the circumference C of the garden?

f) d = 1/3C
g) d = 1/2C
h) d = 2C
i) d = 3C

1 answer

Surely you long ago learned that C=pi*d

pi is about 3, so using that, C=3d. Or, d = 1/3 C