Answer:
18.41
Step-by-step explanation:
first you have to divided 125 by 3.14 to get the denominator which is 39.81 then divided that by to to get your radius and round (if needed).
19.9 i think
125/3.14=39.8
39.8/2=19.9
hope i helped
just guess and see
it's technically 9 because it's the same as 11-2
Cross multiply, isolate the variable, and divide by the coefficient to solve.
Plug back in to check.
5/4 as a mixed number = 1