A straight line `l_1` with equation `x-2y+10=0` meets the circle with equation `x^2+y^2=100` at `B` in the first quadrant. A line through `B` perpendicular to `l_1` cuts the y-axis at `P(0,t)` . The value of `t` is (a)12 (b) 15 (c) 20 (d) 25

A straight line l_(1) with equation x-2y+10=0 meets the circle with equation x^(2)+y^(2)=100 at B in the first quadrant. A line through B, perpendiclar to l_(1) cuts the x - axis and y - axis at P and Q respectively. The area (in sq. units) of the triangle OPQ is (where, O is the origin)

The line x/a-y/b=1 cuts the x-axis at P. The equation of the line through P and perpendicular to the given line is

Find the equation of the straight line through (x_1, y_1) perpendicular to the line joining (x_2, y_2) and (x_3 , y_3) .

Find the equation of the line perpendicular to the line x/a-y/b=1 and passing through a point at which it cuts the x-axis.

Find the equation of the line perpendicular to the line x/a-y/b=1 and passing through a point at which it cuts the x-axis.

The equation of the line which perpendicular to the line x-2y+4=0 and passing through (1,2)

The equation of the line passing through the point (1,2) and perpendicular to the line x+y+1=0 is

The equation of the line passing through the point (1,2) and perpendicular to the line x+y+1=0 is

Find the equation of a straight line drawn perpendicular to the line x/a + y/b =1 through the point where it meets the y-axis.

The area of the region cut off by the line x-y=0 , X-axis from the circle x^(2)+y^(2)=16 , in first quadrant is