Introduction to Conics

These are curves obtained by the intersection of right circular cone and a plane.

• Parabola

• Ellipse

• Hyperbola

• Conic sections

If the plane intersects the cone parallel to the x-axis as shown in the figure, the curve formed is a/an ____________.

• Parabola

• Ellipse

• Circle

• Hyperbola

If the plane intersects both cones as shown in the figure, the conic section formed is a/an ______________.

• Parabola

• Ellipse

• Circle

• Hyperbola

If the plane intersects the cone as shown in the figure, the conic section formed is a/an _____________.

• Parabola

• Ellipse

• Circle

• Hyperbola

A __________ is a conic section which is mirror-symmetrical and is approximately U-shaped.

• Parabola

• Ellipse

• Circle

• Hyperbola

A/An ________________ is the set of all points in a plane that are the same distance from a fixed point called the focus and a fixed line called the directrix.

• Parabola

• Ellipse

• Circle

• Hyperbola

A/An ______________ is the set of all points in a plane that are equidistant from a given point in the plane called the center.

• Parabola

• Ellipse

• Circle

• Hyperbola

A satellite in orbit around Earth traces a path called a/an ________________.

• Parabola

• Ellipse

• Circle

• Hyperbola

The shape of a satellite dish can be described as a/an __________. Satellite dishes are this shape because radio waves are reflected from the surface of the dish and received into the focus.

• Parabola

• Ellipse

• Circle

• Hyperbola

The shape of a furnace can be described as a/an ___________. Furnaces are this shape to help cool the water used to condense the steam extracted from steam turbines into water.

• parabola

• ellipse

• circle

• hyperbola