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Byju's Answer
Standard X
Mathematics
Equation of a Line Perpendicular to a Given Line
the vertices ...
Question
the vertices of triangle abc have coordinates A(4.6) B(5,11) and C(3,y) the length of the median AD drawn from vertex A to side BC is 4.5 units find the value of y
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Solution
The
mid
point
of
BC
is
=
3
+
5
2
,
11
+
y
2
=
4
,
11
+
y
2
Now
distance
between
A
4
,
6
and
4
,
11
+
y
2
is
given
as
4
.
5
unit
so
4
-
4
2
+
6
-
11
+
y
2
2
=
4
.
5
6
-
11
+
y
2
=
4
.
5
1
.
5
=
11
+
y
2
11
+
y
=
3
y
=
-
8
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