Circle Passing Through the Origin with Centre $$(h,k)$$
If the circle passes through $$(0,0)$$:
$$ h^2+k^2=r^2 $$
Usage
- Used to relate the centre and radius when the origin lies on the circle.
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CAT Formulas
Circles
Circle Passing Through the Origin with Centre $$(h,k)$$
Circle Passing Through the Origin with Centre $$(h,k)$$
If the circle passes through $$(0,0)$$:
$$ h^2+k^2=r^2 $$
Usage
- Used to relate the centre and radius when the origin lies on the circle.
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