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Mathematics 8 Online
OpenStudy (anonymous):

What is the sum of the measures of interior angles of a regular octagon ? A) 1440 B) 1080 C) 360 D) 1438

OpenStudy (anonymous):

Sum of interior angles is 180(n-2)

OpenStudy (anonymous):

n is the number of sides of a polygon

OpenStudy (anonymous):

an octagon has 8 sides, so plug it in for n, and you get?

OpenStudy (anonymous):

1080 ?

OpenStudy (anonymous):

You got it!

OpenStudy (anonymous):

Could you help w/ a couple more questions , please ?

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