How would i solve this the shaded region is the whole inside circle.
1 answer:
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let's recall that to find the inverse of any expression, we start off by doing a quick switcheroo on the variables, and then solve for "y".
Answer:
4. About 2,700 in2
Step-by-step explanation:
The area of a circle (), measured in square inches, is directly proportional to the square of its diameter (
), measured in inches. That is:
Where is the constant of proportionality, dimensionless.
In consequence, the following relationship between circles A and B is obtained:
The area of the circle B is now cleared:
Given that ,
and
, then:
Therefore, the correct answer is 4.