Find the radius of the smallest circle which touches the straight line `3x-y=6` at `(1,-3)` and also touches the line `y=x` . Compute up to one place of decimal only.

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

If the radius of the smallest circle which touches the line " 3x-y=6 " at (1,-3) and also touches the line " x=y " is " sqrt(a)(10-4sqrt(b)) " where a "&b" are prime numbers,then find the value of " (b+a)^(3)+(b-a)^(3) "

Radius of smaller circle that touches the line y=x at (1,1) and also touches the x -axis is:

Find the equation of the circle which touch the line 2x-y=1 at (1,1) and line 2x+y=4

Find the equation of the circle which touch the line 2x-y=1 at (1,1) and line 2x+y=4

Find the equation of the circle which touch the line 2x-y=1 at (1,1) and line 2x+y=4

Find the equation of a circle .which passes through (-2. 1) and touches the straight line 3x - 2y= 6 at (4. 3).

Find the equation of the circle which touches the line x = 0, x = a and 3x + 4y + 5a = 0.