A quadrilateral has vertices at P(2, 1), Q(5, 4), R(4, 7), and S(1, 4). Which sides are parallel?
Options
A
PQ and RS
B
QR and PS
C
Both A and B
D
None
Answer & Analysis
Answer
C
Analysis
Question Analysis:
This question requires identifying parallel sides using slope calculations.
The main focus is on consistency in applying the slope formula.