SOLUTION: The ellipse pictured below is centered at the origin. The length of the horizontal axis is 18, and the length of its vertical axis is 8. What is the equation of the ellipse?

Question 763630: The ellipse pictured below is centered at the origin. The length of the horizontal axis is 18, and the length of its vertical axis is 8. What is the equation of the ellipse?
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
The ellipse pictured below is centered at the origin. The length of the horizontal axis is 18, and the length of its vertical axis is 8. What is the equation of the ellipse?
***
Given ellipse has a horizontal major axis.
Its standard form of equation: , a>b, (h,k)=(x,y) coordinates of center
2a=length of horizontal major axis=18
a=9
a^2=81
2b=length of vertical minor axis=8
b=4
b^2=16
equation:

RELATED QUESTIONS
The ellipse is centered at the origin. The length of its horizontal axis is 18, and the... (answered by lwsshak3)

This ellipse is centered at the origin and has a horizontal axis of length 16 and a... (answered by lwsshak3)

Which is the equation of an ellipse centered at the origin with foci on x-axis, major... (answered by fractalier)

Which is the equation of an ellipse centered at the origin with foci on x-axis, major... (answered by greenestamps)

4) the ellipse is centered at (-1,-3) . the length of its horizontal axis is 6, and the... (answered by user_dude2008)

The ellipse is centered at (-1, -3). The length of its horizontal axis is 6, and the... (answered by ewatrrr)

The ellipse is centered at (-1, -3). The length of its horizontal axis is 6, and the... (answered by Edwin Parker)

This hyperbola has a transverse axis of length 24 and is centered at the origin. Which of (answered by MathLover1)