Step-by-step explanation:
small circle
C= pi D
C = 3.1415(9)
C= 28.3 ft
large circle
C= 2(3.1415)(7)
C = 44 ft
Add 28.3 + 44 = 72.3 ft
Answer:
(4,11) not answer for the first one
but correct answer for the second
Step-by-step explanation:
Answer: 65%, 195 children
Step-by-step explanation: To get this, we just do 100-35 to get 65 percent. We can calculate this further, and do 300*0.65, and we get 195. Thus, there were 195 children.
Answer:
A. 7pi>21
Step-by-step explanation:
7*pi=21.99
21.99>21
