How to write the equation of an ellipse given the vertices and foci

How to write the equation of an ellipse given the vertices and foci

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

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Quizizz Content

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The video tutorial covers plotting vertices and understanding the major axis of an ellipse. It explains how to formulate the equation of an ellipse and calculate the values of A, B, and C. The lesson concludes with a discussion on the importance of these calculations in graphing ellipses.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step when provided with information about a parabola or ellipse?

Make an assumption

Plot the information

Determine the axis

Calculate the foci

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which components lie on the major axis of an ellipse?

Vertices and foci

None of the above

Only the vertices

Only the foci

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you determine the orientation of an ellipse?

By checking the length of the minor axis

By identifying the larger number under the variable in the equation

By measuring the distance between foci

By calculating the area of the ellipse

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the relationship between the vertex and the vertices in an ellipse?

The vertex is at the midpoint of the vertices

The vertex is not related to the vertices

The vertex is at one end of the vertices

The vertex is outside the vertices

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula used to relate C, A, and B in an ellipse?

C^2 = A^2 * B^2

C^2 = A^2 - B^2

C^2 = A^2 + B^2

C^2 = B^2 - A^2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you find the value of B in the ellipse equation?

By dividing A by C

By using the equation C^2 = A^2 - B^2

By subtracting C from A

By adding A and C

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the larger number under the variable in the ellipse equation indicate?

The ellipse is skewed

The ellipse is circular

The ellipse is horizontal

The ellipse is vertical