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Family of Circles with Same Centre
For fixed centre $$(h,k)$$:
$$(x-h)^2+(y-k)^2=r^2$$
with variable $$r$$ represents concentric circles.
Usage
- Used when the centre remains fixed while the radius varies.
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Family of Circles with Same Centre
For fixed centre $$(h,k)$$:
$$(x-h)^2+(y-k)^2=r^2$$
with variable $$r$$ represents concentric circles.
Usage
- Used when the centre remains fixed while the radius varies.
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