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Byju's Answer
Standard XII
Mathematics
Distance Formula
If the middle...
Question
If the middle point of two points A(-2, 5) and B(-5, y) is
(
−
7
2
,
3
)
, then find the distance between points A and B.
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Solution
Let the middle point be
P
Using distance formula,
A
P
=
√
(
−
7
2
−
(
−
2
)
)
2
+
(
3
−
5
)
2
A
P
=
√
9
4
+
4
A
P
=
5
2
A
B
=
2
A
P
as
P
is the mid point of
A
B
A
B
=
5
.
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