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Mathematics 16 Online
OpenStudy (love_333):

How many lines of symmetry are there in a regular decagon? 0 5 10 20

OpenStudy (anonymous):

will give medal?

OpenStudy (anonymous):

what do you think

OpenStudy (anonymous):

5 i think

OpenStudy (anonymous):

you are right

OpenStudy (love_333):

Yes a medal and I think there are 5 or 10 I just don't remember which one

OpenStudy (anonymous):

5 is right

OpenStudy (anonymous):

yeah its one or the other lol

OpenStudy (anonymous):

5

Directrix (directrix):

In a regular polygon, the number of the lines of symmetry is the same as the number of sides of the regular polygon.

OpenStudy (anonymous):

so 10?

OpenStudy (anonymous):

@love_33 5 is right

OpenStudy (love_333):

It's 10

OpenStudy (anonymous):

A regular decagon has 10 lines of symmetry, one line drawn through each vertex and one line drawn through the midpoint of each edge. A line of symmetry indicates where a polygon can be folded in half to form two equal shapes.

Directrix (directrix):

Does a decagon have 10 sides?

OpenStudy (anonymous):

oh soryy i was thinkin of somthing else sorry ya ten is right

OpenStudy (anonymous):

10 @love_33 its right sorry can i have a medal

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