find the length of the perpendicular drawn from the point (3,1)the line 3x+5-26=0
Answers
Answered by
0
Answer:
We know perpendicular distance (D) from a point
(
m
,
n
)
to a line of equation
A
x
+
B
y
+
C
=
0
;
D
=
|
A
m
+
B
n
+
C
|
√
A
2
+
B
2
So here ,
4
=
|
3
a
+
4
⋅
3
+
5
|
√
3
2
+
4
2
or
|
3
a
+
17
|
=
20
∴
3
a
+
17
=
20
or
a
=
1
Also
3
a
+
17
=
−
20
or
a
=
−
37
3
∴
a
=
1
or
a
=
−
37
3
[Ans]
Similar questions