The equation of lines passing through (3,2) and perpendicular to y = x is.
x - y = 5
x + y = 5
x + y = 1
x - y =1
The coordinates of foot of perpendicular from point (2,3) to the line y = 3x + 4 are.
The gradient of line which cuts equal intercepts with coordinate axis is.
-1
0
2
√3
If line passing through (4,3) and (2,k) is perpendicular to y = 2x + 3 then k =
1
-4
4
The coordinates of foot of perpendicular from (2,3 ) to the line x + y -11 = 0 are
(-6,5)
(5,6)
(-5,6)
(6,5)
The equation of line which passes through (1,-2) and cuts equal intercepts with coordinate axis is.
x - y = 1
x + y + 1 = 0
x - y - 2 = 0
The base of equilateral traingle is x + y = 2 and its vertex is (2,-1) , the length of side of traingle is.
√2
√3/2
√(2/3)
If P (a,b) lies on 3x + 2y = 13 and point Q (b,a) lies on ax - y = 5 then the equation of PQ is
x + y = -5
x - y = -5
The slope of the line which is perpendicular to the line joining the point (0, 0) and (-1, 1) is
1/2
-2
The distance between points (6,-8), (2,-5) is
5
8
13
7
