Question

Please answer this correctly

Answer 1

The answer is 32.13 kilometers

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Answer 2

`32.13km`

Explanation:

First find the arc length of

`(90)/(360) *2 \pi r \\ (1)/(4) * 3.14 * 9 * 2\\ = (254.34)/(4) \\ = 14.13km`

Now let's find the perimeter

`perimeter = arc \: \: length + radius + radius \\ 14.13km + 9 + 9 \\ =32.13km`