Question

= 2 - x=1= x= 1.
9. Without using distance formula, show that points
(-2, -1), (4,0), (3, 3) and (-3, 2) are the vertices
of a parallelogram.
0--1 1
Soln: Slope of AB = 4_-=
how
the
O
ces.
Slope of CD = 2-3 - - Ota
C (3,3)
3-3
.. AB || CD.
2-
A(-2,-1)
B(4,0)
1
Slope of AD = _3_-2
-1
3-0
Slope of BC = 7
ADID​

Answer 1

Answer:

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Explanation:

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