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Mathematics 10 Online
OpenStudy (anonymous):

A road sign is in the shape of a regular decagon. What is the measure of each angle on the sign? Round to the nearest tenth

OpenStudy (anonymous):

60 degrees

OpenStudy (anonymous):

I'm pretty sure...

OpenStudy (anonymous):

I don't think that's right..

OpenStudy (anonymous):

geometry, a heptagon is a polygon with seven sides and seven angles. In a regular heptagon, in which all sides and all angles are equal, the sides meet at an angle of 5π/7 radians, 128.5714286 degrees. To the nearest tenth, the angle is 128.6 degrees.

OpenStudy (anonymous):

:/ it's been a while

OpenStudy (anonymous):

It's multiple choice, and it says.. A) 1,440 B) 144 C) 72 D) 216

OpenStudy (anonymous):

hmmm... not sure....

OpenStudy (anonymous):

oh wait a min.. i might know...

OpenStudy (anonymous):

144

OpenStudy (anonymous):

What equation did you use?

OpenStudy (anonymous):

google lol

OpenStudy (anonymous):

Quality :)

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