7.2 Ellipses and Circles
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Last updated 7:42 PM on 12/6/22
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15 Terms
1
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Standard Form Equation (Horizontal)
(x-h)^2 / a^2 + (y-k)^2 / b^2 = 1
2
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Standard Form Equation (Vertical)
(x-h)^2 / b^2 + (y-k)^2 / b^2 = 1
3
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Center
(h, k)
4
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Foci (Horizontal)
(h±c, k)
5
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Vertices (Horizontal)
(h±c, k)
6
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Co-vertices (Horizontal)
(h, k±b)
7
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Major axis (Horizontal)
y=k
8
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Minor Axis (Horizontal)
x=h
9
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Foci (Vertical)
(h, k±c)
10
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Vertices (Vertical)
(h, k±a)
11
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Co-vertices (Vertical)
(h, k±b)
12
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Major Axis (Vertical)
x=h
13
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Minor axis (Vertical)
y=k
14
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Relationship of a, b, and c
c = √a^2 - b^2
15
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Standard Form Equation (Circle)
(x-h)^2 + (y-k)^2 = r
Note 
Flashcards (70)