Which best explains how you know that p(2,7) is on the same line as q(7,4) and r(12,1)
2 answers:
Answer:
Step-by-step explanation:
if it has the same slope
the slope is
4-1=3
7-12=-5
slope=-3/5
4-7=-3
7-2=5
slope=-3/5
Step-by-step explanation:
If P(2, 7), Q(7, 4) and R(12, 1) are collinear, then the slope of PQ is equal to the slope of QR.
The formula of a slope:

Substitute:


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Step-by-step explanation:
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