Probably 2561 but since area equal r^2 I thought it would be 3217
Answer:
209.96
Step-by-step explanation:
we know that the circumference of the circle is equal to
C = 
we have

substitute would be

assume that 
64
Answer:
17
Step-by-step explanation:
$5. Subtract the cost of the magazine, $3, from the total cost, $28. Now you have $25 then you divide it by the amount of notebooks you have.
Answer:
the answer is c
Step-by-step explanation:
you have to multiply the f xn and then add 7 that's when you get n and when you get that you have to find n which means you minus n-f and you get 46