Pre - Calculus PARABOLA

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10 Terms

1
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Parabola

Is a set of all points in a plane that are equidistant to a fixed point and a fixed line

2
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The straight line behind the parabola

Directrix

3
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The middle part

Focus

4
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Between the directrix and focus

Vertex

5
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A straight line that passes through the directrix, vertex, and focus

Axis of symmetry

6
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Directrix, vertex, and focus space

Focal length

7
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The line inside the parabola that passes through the focus

Lactus rectum

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Lactus Rectum

Line segment that passes through the focus, is perpendicular to the axis of symmetry and has both endpoints on the curve

9
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Lactus Rectum value

4a

10
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Directrix to focus

2a