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Mathematics
Mathematics
Problem
If two vertices of a triangle are
(
−
2
,
3
)
(-2, 3)
(
−
2
,
3
)
and
(
5
,
−
1
)
(5, -1)
(
5
,
−
1
)
, orthocentre lies at the origin and centroid on the line
x
+
y
=
7
x + y = 7
x
+
y
=
7
, then the third vertex is- (a)
(
7
,
4
)
(7, 4)
(
7
,
4
)
(b)
(
8
,
14
)
(8, 14)
(
8
,
14
)
(c)
(
12
,
21
)
(12, 21)
(
12
,
21
)
(d) none of these
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