Valeria17911 Valeria17911

16-08-2017
Mathematics

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apologiabiology apologiabiology

16-08-2017

then EF is pependicular to DE
and FG is paralell to DE

paralell lines have a slope that are the same
perpendicular lines have slopes that multiplies to -1

so

DE has a slope of 3/2
FG is paralell so the slope is 3/2
EF is perpendicular so has a slope of -2/3

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