If a system of linear equations has infinitely many solutions, what does this mean about the two lines?
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Answer:
The value of PC is 40.
Step-by-step explanation:
Consider the complete question is " C is the circumcenter of triangle PQR. PC=3X-7 RC=5X-15 & QC= 51-X What does PC equal?"
All vertices or a triangle are equidistant from its circumcenter.
The value of x is 11.
We need to find the value of PC.
Substitute x=11 in the above equation.
Therefore, the value of PC is 40.