PRECAL TERMS Flashcards
can be defined as a set of all points (ordered pair) in a rectangular coordinate plane.
Circle
What is the fixed point of a circle
center
what is known the fixed distance from a center to any point along the graph
radius
What is given in a parabola
focus and directrix
what is the fixed point in the parabola
focus
what is the fixed line in the parabola
directrix
set of all points p(x,y) in the rectangular coordinate plane.
parabola
distanc from F to P IS ____________ to the distance from line D to point P (x,y)
perpendicular
equation of a line that divides the figure into two equal parts where one is the mirror image of the other.
line of symmetry
line passing through the foci of the conic and is parallel to the directrix of the conic
latus rectum
point used to construct a conic section
focus
set of all points P(x,y) such as that the distance F, P is added to the distance F2 P is constant
ellipse
fixed point of the ellipse
Foci
2 dimensional circle whose points in the plane are equidistant from a center point
Circle
constant distance between a point and a circle and the center
radius
parts of a conic section
generator, vertex, vertical axis
Plane cuts in _______ to the generator
parallel
set of all points in a plane equidistant from both a fixed point called the focus and a fixed line called directrix
parabola
plane cuts at ______ to the generator
an angle
set of all points in a place, sum of whose distances from two fixed points, foci, is constant
ellipse
