Im Fucked Lowkey Flashcards
What ate semi-triagngular tessellations made from
2 or more polygons
Tessellation can be described by stating ___
The number of all sides that meet at the vertex
What ate the three ways that tesaaltions can ba made from
- Translation
- Rotation
- Reflection
How is a circle obtained
If the plane intersects the cone at an angle perpendicular to the axis of Symmetry
How is an eclipse obtained
If the angle of intersection is greater than the vertex angle
How is a parabola obtained
If the angle of intersection is equal to the vertex angle
How is a hyperbola obtained
If the angle of intersection is less than the vertex angle
Fixed point
Focus point
Fixed line
Directrix
A parabola has a set of points that are ____ from the focus and the directrix
The same distance
An eclipse has a set of points that are ___ than the directrix
Closer to the focus point
A hyperbola has a set of points that are ___ than the focus
Closer to the directrix
Eclipse - the set of points such that:
The sum of the distance to two fixed points is constant
Hyperbola - The set of points such that ___
The absolute value of the difference in distances to two fixed points is constant
