Blackstar101 Blackstar101

22-11-2016
Mathematics

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If M(-8, 12) is the midpoint of segment PQ, and P(8, 0), find the coordinates of Q.

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23-11-2016

P(x1,y1)= (8,0)
Q(x2,y2)=(a,b)
M(x,y)=(-8,12)
x1+x2/2=-8;y1+y2/2=12
8+x2=-16;0+y2=24
x2=-24;y2=24
Q(x2,y2)=(-24,24)

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