Question 1159441: Victoria draws one side of Eqalateral∆PQR 0N a coordinate plane at points P(-9,-2)and Q(-2,-2) ..WHAT IS THE PRIMETER TRIANGLE PQR ?
Answer by ikleyn(52781)   (Show Source):
You can put this solution on YOUR website! .
As you can see looking on coordinates of the points P and Q, the side PQ is horizontal and has the length of -2 - (-9) = 7 units.
Hence, the perimeter of the equilateral triangle PQR is 3 times this value, i.e. 21 units.
Solved, answered, explained and completed.
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