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Problem
Problem
-
A
(
1
,
3
)
A(1, 3)
A
(
1
,
3
)
and
C
(
7
,
5
)
C(7, 5)
C
(
7
,
5
)
are two opposite vertices of a square. The equation of side through
A
A
A
is a.
x
+
2
y
−
7
=
0
x + 2y - 7 = 0
x
+
2
y
−
7
=
0
b.
2
x
+
y
−
5
=
0
2x + y - 5 = 0
2
x
+
y
−
5
=
0
c.
2
x
−
y
+
1
=
0
2x - y + 1 = 0
2
x
−
y
+
1
=
0
d.
x
−
y
+
9
=
0
x - y + 9 = 0
x
−
y
+
9
=
0
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