SaraNextGen.Com

The line  is tangent to the circle at the point (2, 5) and the centre of the circles lies on . The radius of the circle is

a)

b)

c)

d)



Question ID - 56725 | SaraNextGen Top Answer

The line  is tangent to the circle at the point (2, 5) and the centre of the circles lies on . The radius of the circle is

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

 is tangent

Slope of lie

Equation of

or

  Intersection with  will given coordinates of centre which are (8, 2)

127 votes


127