9 is 22.5% of 40 if that's the question.
$240
Step-by-step explanation:
300×0.80 OR 300-(300×0.20)
Answer:
28.3 (explaination below)! :)
Step-by-step explanation:
Use the formula for cicrumfrence: C=2πr
Radius can be found by splitting the given number in half, (unless you were given the radius already, then you'd just multiply by 2).
Plug in our numbers. C= 2π4.5
Then, multiply.
You'd get 28.27433388230814.
Rounding to the first decimal place, you'd have a final answer of 28.3.
Hope this helps!
Answer: 64
Step-by-step explanation: 32x2, the pattern is it doubles