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Byju's Answer
Standard X
Mathematics
Equation of a Line Perpendicular to a Given Line
Find k, if PQ...
Question
Find
k
, if PQ || RS and P(2, 4), Q (3, 6), R(3, 1), S(5,
k
).
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Solution
Given P(2, 4), Q (3, 6), R(3, 1), S(5,
k
)
PQ || RS so, slope of PQ = slope of RS
6
-
4
3
-
2
=
k
-
1
5
-
3
⇒
2
1
=
k
-
1
2
⇒
k
-
1
=
4
⇒
k
=
5
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17
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