Pre-Calculus 1

Conic Sections

100

I am formed when a plane intersects a double-napped cone, and the plane is parallel to the generating line of the cone. What am I?

Parabola

200

I am formed when a plane intersects a double-napped cone, and the plane is perpendicular to the axis of the cone. What am I?

Circle

300

I am formed when a plane intersects a double-napped cone, and the plane cuts both nappes of the cone. What am I?

Hyperbola

400

I am a closed curve in a plane, the sum of whose distances from two fixed points (foci) is constant. What am I?

Ellipse

500

I am a type of conic section that has an eccentricity equal to 1. What am I?

Parabola

Circle / Ellipse

100

I am the line segment connecting the center of a circle to any point on its circumference. What am I?

Radius

200

I am the fixed point from which all points on a circle are equidistant. What am I?

Center of a circle

300

I am one of the two fixed points within an ellipse, the sum of whose distances from any point on the ellipse is constant. What am I?

Focus / Foci

400

I am the shortest diameter of an ellipse, perpendicular to the major axis and passing through the center. What am I?

Minor Axis of an ellipse

500

I am one of the two endpoints of the major axis of an ellipse. What am I?

Vertex  / Vertices  

Parabola / Hyperbola

100

I am the fixed point that defines a parabola, such that any point on the parabola is equidistant from me and the directrix. What am I?

Focus of the Parabola

200

I am the line perpendicular to the axis of symmetry of a parabola, from which any point on the parabola is equidistant to the focus. What am I?

Directrix of a parabola

300

I am the axis of a hyperbola that passes through its foci and vertices. What am I?

Transverse Axis of a hyperbola

400

I am the value 'c' in an ellipse or hyperbola, representing the distance from the center to each focus. What am I?

Focal Distance or 'c'

500

I am a line that a curve approaches as it heads towards infinity, often associated with hyperbolas. What am I?

Asymptote of a hyperbola

Volume / Area

100

I am the measure of the two-dimensional space a flat surface occupies. What am I?

Area

200

I am the amount of three-dimensional space an object occupies. What am I?

Volume

300

I am a three-dimensional figure that has length, width, and height. What am I?

Solid or 3D Shapes

400

I am a three-dimensional shape with a circular base and a single vertex. What am I?

Cone

500

I am a three-dimensional shape with two parallel and congruent circular bases connected by a curved surface. What am I?

Cylinder

Numbers / Line

100

I am the set of numbers that includes all rational and irrational numbers. What am I?

Real numbers

200

I am a straight one-dimensional figure with no thickness or width, extending infinitely in both directions. What am I?

Line

300

I am the specific name for the first coordinate in an ordered pair (x,y). What am I?

Abscissa

400

I am the specific name for the second coordinate in an ordered pair (x,y). What am I?

Y-coordinate (or Ordinate)

500

I am the set of all positive and negative whole numbers, including zero. What am I?

Integers