is only valid if is in radians

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- October 28th 2012, 01:32 PM #1
## Arc

The radius of the circle with a central angle of that intercepts an arc with length 9 miles is miles.

I came up with 2.02 miles

or 12.7 miles both seem wrong

but then if the formula is S=r(theta) and I would get 9=r(255) r=9/255 r=.035?

I am just not sure what to do?

- October 28th 2012, 01:38 PM #2

- October 28th 2012, 01:42 PM #3

- October 28th 2012, 01:44 PM #4

- October 28th 2012, 01:45 PM #5

- October 28th 2012, 02:08 PM #6

- October 28th 2012, 05:53 PM #7

- October 28th 2012, 06:11 PM #8