Change the Cartesian integral Integral from nothing to nothing Subscript negative 9 Superscript 9 Baseline Integral from nothing to nothing Subscript 0 Superscript StartRoot 81 minus x squared EndRoot Baseline dy dx into an equivalent polar integral. Then evaluate the polar integral.

c-4 is the final answer! : )

here is your mark brainliest

$5.41

step-by-step explanation:

$20 - $14.51 = $5.49.

no association

step-by-step explanation:

if you have eyes and you can use them efficiently you can see that it just looks like random dots like do a line of best fit and like they're so spread out it's such a weak association you might as well consider it nonexistent