Ellipses and Circles Practice Foci

Write an equation for the ellipse with each set of characteristics. Then answer the question.
Vertices ( -7, -3), (13, - 3)
foci ( - 5, -3 ) , (11 , -3)
what type of ellipse has these characteristics?

• vertical
• horizontal 

Write an equation for the ellipse with each set of characteristics. Then answer the question.
Vertices ( -7, -3), (13, - 3)
foci ( - 5, -3 ) , (11 , -3)
what is the center of the ellipse?

• (10 , 6)
• ( - 3, 3)
• (3, - 3)
• (6, -6)

Write an equation for the ellipse with each set of characteristics. Then answer the question.
Vertices ( -7, -3), (13, - 3)
foci ( - 5, -3 ) , (11 , -3)
what is the a and b value of the ellipse?

• a = 10 , b = 6
• a = 6 , b = 10
• a = 36 , b = 100
• a = 100 , b = 36

Write an equation for the ellipse with each set of characteristics. Then answer the question.
Vertices ( 4, 3), (4, - 9)
Length of minor axis is 8
what type of an ellipse has the following characteristics?

• vertical
• horizontal

Write an equation for the ellipse with each set of characteristics. Then answer the question.
Vertices ( 4, 3), (4, - 9)
Length of minor axis is 8
what are the a and b values?

• a = 6, b = 3
• a = 6, b = 4
• a = 36, b = 16
• a = 4, b = 6

Write an equation for the ellipse with each set of characteristics. Then answer the question.
Vertices ( 4, 3), (4, - 9)
Length of minor axis is 8
what is the center of this ellipse?

• (4, 6)
• ( - 4, 3)
• (6, 4)
• (4, -3)

Write an equation for the ellipse with each set of characteristics. Then answer the question.
co -Vertices ( -13, 7), (-3, 7)
Length of major axis is 16
what type of an ellipse has these characteristics?

• vertical ellipse
• horizontal ellipse

Write an equation for the ellipse with each set of characteristics. Then answer the question.
co -Vertices ( -13, 7), (-3, 7)
Length of major axis is 16
what is the center of this ellipse?

• ( - 8, 7)
• (7 , - 8)
• (8, -7)
• ( - 7, 8)

Write an equation for the ellipse with each set of characteristics. Then answer the question.
co -Vertices ( -13, 7), (-3, 7)
Length of major axis is 16
what are a and b in this ellipse?

• a = 8, b = 5
• a = 5, b = 8
• a = 8, b = 3
• a = 64, b = 25

Write an equation for the ellipse with each set of characteristics. Then answer the question.
Vertices ( -7, -3), (13, - 3)
foci ( - 5, -3 ) , (11 , -3)
what is the value of c in this ellipse?

• c = 8
• c = 16
• c = 10
• c = 3