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Mathematics 15 Online
OpenStudy (anonymous):

help please

OpenStudy (anonymous):

OpenStudy (luigi0210):

The sum of the angles in a polygon is given by \(\large 180(n-2) \) where 'n' is the number of sides.

OpenStudy (anonymous):

10x180?

OpenStudy (anonymous):

then divide by 11

OpenStudy (luigi0210):

Yes, but why would you divide by 11?

OpenStudy (anonymous):

idk nvm sooo then what

OpenStudy (anonymous):

1800 then u....?

OpenStudy (luigi0210):

Unless I've lost my ability to count, there are 12 sides, soooo \(\ 180(12-2)=180(10)=1800 \)

OpenStudy (anonymous):

ohhh nvm i thought there was morew to it, but thats just for EXterior angles

OpenStudy (anonymous):

so 1800 is the answer... thank you

OpenStudy (luigi0210):

No prob!

OpenStudy (anonymous):

(180n–360) is the formula for the sum of the interior angles of a polygon

OpenStudy (luigi0210):

If 'n' is the number of sides, then there are 12 sides, not 10. And that formula is the distributed form of \(\ 180(n-2) \)

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