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Mathematics 8 Online
OpenStudy (anonymous):

Find the perimeter of a triangle with vertices (2,4) , (-1,3) , and (2,-3)

OpenStudy (istim):

You should just graph the points.

OpenStudy (anonymous):

i did but then what do you do?

OpenStudy (anonymous):

using the distance formula find the distance b/w points. total of 3 distances. add them up and that will be the perimeter

Directrix (directrix):

7 + √10 + 3√ 5

OpenStudy (anonymous):

yeah i got 7 + \[\sqrt{10}\] + \[\sqrt{45}\] and my total was about 16.87

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