The base is 315. Perimeter of base is 72.
C)-2/3is the answer because when your have 2/3+-2/3 will equal 0 in which justifies the additive inverse
Answer:
pizza party
Step-by-step explanation:
At Pizza Palace you get 2 pizzas for $19.98 but at Pizza Party he gets two for $17.99
The formula for finding area of a circle is

.
Essentially, we have two circles here. One is a larger outer circle, and the other in a smaller inner circle. In order to find the area of the sidewalk, we must find the area of the outer circle, then find the are of the inner circle. After we find both areas, we subtract.
See attached image for process of finding area, and subtracting areas to find the final area of the sidewalk.