Asked by bunz
Points P, Q, R, and S are collinear. Point Q is between P and R, R is between Q and S, and PQ overbar congruent RS overbar. If PSequals30 and PRequals23, what is the value of QR
Answers
Answered by
Reiny
Did you make a sketch?
On mine I let PQ=x, then RS=x
Also let QR=y
so we have:
2x + y = 30
x + y = 23
Just subtract them and you will get y, then sub into the 2nd to get x
pretty simple.
On mine I let PQ=x, then RS=x
Also let QR=y
so we have:
2x + y = 30
x + y = 23
Just subtract them and you will get y, then sub into the 2nd to get x
pretty simple.
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