[" 10.The radius of the circle touching the straight lines "],[x-2y-1=0" and "3x-6y+7=0" is "]

The radius of the circle touching the straight lines x-2y-1=0 and 3x-6y+7=0 is (A) 1/sqrt(2) (B) sqrt(5)/3 (C) sqrt(3) (D) sqrt(5)

The radius of the circle touching the straight lines x-2y-1=0 and 3x-6y+7=0 is (A) 1/sqrt(2) (B) sqrt(5)/3 (C) sqrt(3) (D) sqrt(5)

Radius of the circle touching the lines 3x+4y-14=0,6x+8y+7=0 is

The radius of any circle touching both the lines 3x + 4y -1 =0 and 6x + 8y+1 =0 is

The radius of any circle touching the lines 3x-4y+5=0, 6x-8y-9=0" is "

The number of circles that touch all the straight lines x+y-4=0, x-y+2=0 and y=2 , is

The number of circles that touch all the straight lines x+y-4=0, x-y+2=0 and y=2 , is

Find the radius of a circle which touches two lines 3x-4y-6=0 and 6x-8y+1=0.

Circumference of the circle touching the lines 3x+4y-3=0,6x+8y-1=0

Number of circles touching all the lines x+4y+1=0, 2x+3y+3=0 and x-6y+3=0 is