Conic Sections - Quiz Quiz

Question 1

The angle between the generator and the central axis of a double-napped cone is 50 degrees Which conic section is formed when a plane intersects the central axis at 50 degrees ?

Revolt · Accepted Answer

B: parabola

Question 2

The angle between the generator and the central axis of a double-napped cone is 60 degrees A plane intersecting the cone makes an angle of 50 degrees with the central axis. Which conic section is formed?

Revolt · Accepted Answer

B: hyperbola

Question 3

Consider the equation 1 fourth times open paren x minus 5 close paren is equal to open paren y minus 2 close paren squared What is the equation of the directrix?

Revolt · Accepted Answer

A: x is equal to 4 point 9 3 7 5

Question 4

Consider the equation y is equal to open paren x plus 2 close paren squared minus 3 What is the length of the focal width of the parabola?

Revolt · Accepted Answer

B: 1  unit

Question 5

A plane intersecting a double-napped cone is perpendicular to the central axis. Which conic section is formed?

Revolt · Accepted Answer

D: circle

Question 6

The angle between the generator and the central axis of a double-napped cone is 40 degrees A plane intersects the central axis at an angle between 40 degrees and 90 degrees Which conic section is formed?

Revolt · Accepted Answer

D: ellipse

Question 7

Which graph represents the equation open paren x minus 3 close paren squared plus y squared is equal to 16 ?

Revolt · Accepted Answer

B: Image with description On a coordinate plane, a circle has a center at (3, 0) and radius 4.

Question 8

The equation negative 1 half times open paren x plus 1 close paren is equal to open paren y minus 5 close paren squared is represented by which graph?

Revolt · Accepted Answer

A: Image with description On a coordinate plane, a parabola opens to the left. It goes through (negative 9, 7), has a vertex at (negative 1, 5), and goes through (negative 9, 3).

Question 9

Consider the equation y minus 4 is equal to 2 times open paren x plus 3 close paren squared Where is the vertex located, and in which direction does the parabola open?

Revolt · Accepted Answer

B: vertex:  open paren negative 3 comma 4 close paren ; parabola opens up

Question 10

Which graph represents the equation y is equal to negative open paren x minus 1 close paren squared plus 1 ?

Revolt · Accepted Answer

D: Image with description On a coordinate plane, a parabola opens down. It goes through (0, 0), has a vertex at (1, 1), and goes through (2, 0).

Conic Sections - Quiz Quiz Answers

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