Conic Sections Quiz

Which conic section has a directrix?

• circle

• ellipse

• parabola

• hyperbola

What is the equation of a parabola in standard form?

• y = bx + c

• y = ax^2 + bx + c

• y = ax^2 + c

• y = ax^2 + bx

What is the focus of an ellipse?

• The major axis of the ellipse

• The perimeter of the ellipse

• Two fixed points inside the ellipse

• The center of the ellipse

What is the shape of an ellipse?

• rectangle

• elongated circle

• triangle

• oval

What is the equation of an ellipse in standard form?

• (x-h)^2/a^2 + (y-k)^2/b^2 = -1

• (x-h)^2/a^2 + (y-k)^2/b^2 = 1

• (x-h)^2/a^2 + (y-k)^2/b^2 = 0

• (x-h)^2/a^2 + (y-k)^2/b^2 = 2

What is the shape of a hyperbola?

• The shape of a hyperbola is a square.

• The shape of a hyperbola is a curve that resembles two infinite branches that are symmetric about the x-axis and y-axis.

• The shape of a hyperbola is a circle.

• The shape of a hyperbola is a straight line.

What is the equation of a hyperbola in standard form?

• (x-h)^2/a^2 - (y-k)^2/b^2 = 1 or (y-k)^2/b^2 - (x-h)^2/a^2 = 1

• (x-h)^2/a^2 + (y-k)^2/b^2 = 0

• (y-k)^2/b^2 + (x-h)^2/a^2 = 1

• (x-h)^2/a^2 + (y-k)^2/b^2 = 1

What is the equation of a circle in standard form?

• (x + h)^2 + (y + k)^2 = r^2

• (x + h)^2 - (y + k)^2 = r^2

• (x - h)^2 - (y - k)^2 = r^2

• (x - h)^2 + (y - k)^2 = r^2

What is the directrix of an ellipse?

• A line perpendicular to the major axis

• A line perpendicular to the minor axis

• A point on the major axis

• A line parallel to the major axis

What is the equation of a parabola in vertex form?

• y = a(x - h)^2 + k

• y = ax^2 + bx + c

• y = ax^2 + c

• y = ax^2 + bx