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Conic Sections
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| Circle |
Centered at (h, k) with a radius of r:
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(x - h)2 + (y - k)2 = r 2
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| Ellipse |
Centered at (h, k) with its major axis parallel to the x-axis:
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Centered at (h, k) with its major axis parallel to the y-axis:
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| Parabola |
If parabola opens vertically: |
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y = a(x - h)2 + k
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If parabola opens horizontally: |
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x = a(y - k)2 + h
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| Hyperbola |
If transverse axis is horizontal: |
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If transverse axis is vertical: |
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