Circle Touching the $$y$$-Axis at a Given Point
If the circle touches the $$y$$-axis at $$(0,b)$$ and has radius $$r$$, its centre is:
$$(\pm r,b)$$
Usage
- Used to determine the centre when the point of tangency with the $$y$$-axis is known.
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CAT Formulas
Circles
Circle Touching the $$y$$-Axis at a Given Point
Circle Touching the $$y$$-Axis at a Given Point
If the circle touches the $$y$$-axis at $$(0,b)$$ and has radius $$r$$, its centre is:
$$(\pm r,b)$$
Usage
- Used to determine the centre when the point of tangency with the $$y$$-axis is known.
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