Answer:

Step-by-step explanation:
the general equation of a circle is

with (h,k) being the centre of the circle and r the radius
7/9 = 14/18
14-5=9
9/18=1/2
3 dimes, 1 nickel
2 dimes, 3 nickels
1 dime, 5 nickels
7 nickels
(don't forget to add in the initial quarter, dime, and nickel)
42.56 hope I helped :)
x10
---------
425.6
Answer:the last question is 50%
Step-by-step explanation:
i hope you understand