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14-05-2018
Mathematics

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line pq is the perpendicular bisector of line MN, what is QN?

line pq is the perpendicular bisector of line MN what is QN class=

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calculista calculista

24-05-2018

we know that
if PQ is the perpendicular bisector of line MN
then
MQ=QM
and
NP=MP
so
6x+1=10x-17----------> 10x-6x=17+1-----> 4x=18---------> x=18/4----> x=4.5

QN=2x+5-----> QN=2*4.5+5-----> QN=14

the answer is
QN is 14

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