Lesson 9.2: Circles And Ellipses Flashcards
0
Q
What is the standard form equation for an ellipse? What are a and b in the equation?
A
( x-h )squared (y-k) squared
(——) + (—–) =1
( a. ) ( b )
A is horizontal radius
B is vertical radius
1
Q
What is the standard form equation for a circle?
A
(x-h)squared+(y-k)squared=rsquared
2
Q
What is the major axis?
A
The longer axis
3
Q
What is the minor axis?
A
The shorter axis
4
Q
PF1+PF2=
A
Focal constant
5
Q
Focal constant=
A
Major axis
6
Q
Where are a b and c in a horizontal ellipse?
A
A-hypotenuse
B-vertical axis
C-horizontal axis
7
Q
Where are a b and c on a vertical ellipse?
A
A-horizontal axis
B-hypotenuse
C-vertical axis
