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Question
A circle is drawn with y-axis as a tangent and its centre at the point which is the reflection of (3, 4) in the line y = x. The equation of the circle is
A circle is drawn with y-axis as a tangent and its centre at the point which is the reflection of (3, 4) in the line y = x. The equation of the circle is
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Solution
The correct option is C
Reflection of (3, 4) in the lies y = x is (4, 3)
Radius = 4
Centre = (4, 3)
Equation of the circle is x2+y2−8x−6y+9=0.
Reflection of (3, 4) in the lies y = x is (4, 3)
Radius = 4
Centre = (4, 3)
Equation of the circle is x2+y2−8x−6y+9=0.
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