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Mathematics 8 Online
OpenStudy (anonymous):

what is the perimeter of pqsr if p(0,0) q(-1,4) s(7,6) r(8,2)

OpenStudy (jdoe0001):

add their distances the distances between point to another point, sum them up and that'll be the perimeter :) \(\bf \text{distance between 2 points}\\ d = \sqrt{(x_2-x_1)^2 + (y_2-y_1)^2}\)

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