121 over 121 is a whole number of 1
She ate 10 cookies
1/3 of 30 is 10
Last Choice is the answer
A = pi * r^2.....r = radius and pi = 3.14
A = (3.14)(13^2)
A = 3.14(169)
A = 530.66
Solution
Part 3
For this case we have 6 different terms
Part 4
We can do the following:

Part 5
And we can simplify on this way:
