formative assessment ellipses

The major axis is:

• The shorter axis of an ellipse
• The longer axis of an ellipse
• The closest point closest to the Sun
• The farthest point closest to the Sun

What is the center of the ellipse?

• (0, 0)
• (1, 5)
• (1, 0)
• (0, 1)

Tags

CCSS.HSG.GPE.A.1

What is the center, a and b values for the following equation:
x² + 4y² + 16x - 80y + 320 = 0

• (-8, 10); a = 12, b = 6
• (-8, 10); a = 6, b = 12
• (8, -10); a = 12, b = 6
• (8, -10); a = 6, b = 12

Tags

CCSS.HSG.GPE.A.1

What are the co-vertices of the ellipse?

• (1, 5) and (1, -5)
• (0, 0) and (2, 0)
• (4, 0) and (6, 0)
• (1, 6) and (1, 4)

Tags

CCSS.HSG.GPE.A.1

What are the vertices of the ellipse?

• (0, 0)
• (7, 1) and (-1, 1)
• (3, -5) and (3, 7)
• (3, 1)

Tags

CCSS.HSG.GPE.A.1

In an ellipse, what distance does a represent?

• The distance from the center to a vertex

• The distance from the center to a co-vertex

• The distance from the center to a focus

• The length of the minor axis

• The length of the major axis

Tags

CCSS.HSG.GPE.A.1

In an ellipse, what distance does b represent?

• The distance from the center to a vertex

• The distance from the center to a co-vertex

• The distance from the center to a focus

• The length of the minor axis

• The length of the major axis

Tags

CCSS.HSG.GPE.A.1

In an ellipse, what distance does c represent?

• The distance from the center to a vertex

• The distance from the center to a co-vertex

• The distance from the center to a focus

• The length of the minor axis

• The length of the major axis

Tags

CCSS.HSG.GPE.A.3

The major axis is...

• the x-axis
• the y-axis

Tags

CCSS.HSG.GPE.A.1

Write the standard form of the ellipse:

9x² + 4y² +72x +108=0

• (x-4)² /16 + y ²/ 36 = 1

• (x+4)² /4 + y ²/ 9 = 1

• (x-4)² /4 + y ²/ 9 = 1

• (x+4)² /16 + y ²/ 36 = 1

Tags

CCSS.HSG.GPE.A.1