The rainfall in a certain area was 50% below normal last year if the rainfall last year measures 22 inches what is the normal ra
2 answers:
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Answer:
Step-by-step explanation:
To find the area of the inner circle, we need to find its radius. Here, we can write the radius as 4 - x. Now, we can use the formula :
A = *
We can expand the square:
A =
Thus, the polynomial is .
Hope this helps!