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Mathematics 7 Online
OpenStudy (anonymous):

What is the perimete of PQR with vertiices P(-2,9) , Q(7,-3) and R (-2,-3) 21 units 25units 34 units 36 units i believe it 36 units but not suree! help

OpenStudy (anonymous):

did you use distance formula to find DISTANCE PQ,QR, PR

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