Question

If P(1, 2), Q(4, 6), R(5, 7) and S(a, b) are the vertices of a parallelogram PQRS, then
(a) a = 2, b = 4
(b) a = 3, b = 4
(c) a = 2, b = 3 (d) a = 3, b = 5

Answer 1

Answer:

a) a=2 ,b=4

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