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Geometry 17 Online
OpenStudy (anonymous):

How to find the perimeter of a polygon with vertices A (-1,1) B(3,4) C (6,0) D (2,-3)

OpenStudy (amistre64):

its just a matter of using the distance formula 4 times ...

OpenStudy (amistre64):

another method would be to move a vertex to the origin and spin it to line up with the x or y axis; and take the measure from there. but thats not always the best route

OpenStudy (amistre64):

you can also try to break it into right triangles and pythag your way around ....

OpenStudy (amistre64):

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