Answer:
4/10 : 1/25
4/10 / 1/25 = 4/10 x 25/1 = 100/10 = 10.
10 can also be written as 10:1, so A is correct.
Hope this helps!
polygon: (n-2) × 180
n: nonagon
octagon has 8 sides
Here is a graph of that equation.
Let me know if you need more help! :)
c.)36
Step-by-step explanation: