If the incentre of an equilateral triangle is (1, 1) and the equation of its one side is
then the equation of the circumcircle of this triangle is :
As learnt in concept
Perpendicular distance of a point from a line -
- wherein
is the distance from the line .
Equation of a circle -
- wherein
Circle with centre and radius .
Distance of O from BC
is
= 2 units
Hence circumcircle has r = 4 and centre (1,1)
Option 1)
Incorrect option
Option 2)
Correct option
Option 3)
Incorrect option
Option 4)
Incorrect option
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