Alg2 M1 T3 L5 5.1 & 5.2 Forming a Parabola using the Focus Dir.

Front

The __________ from ANY point on the parabola to the ______ is the SAME _________ from that same point to the __________!!

Back

DISTANCE/FOCUS/DISTANCE/DIRECTRIX

Front

Back

x = 6

Front

What is the green dashed line called?

Back

axis of symmetry

Front

The directrix is a _______ that always lies ________ your parabola.

Back

line/outside

Front

The focus is a _____ that always lies _______ your parabola.

Back

point/inside

Front

What is the definition of a parabola?

Back

A parabola is a symmetric curve formed by the intersection of a cone with a plane parallel to its side.

Front

What is the vertex of a parabola?

Back

The vertex is the highest or lowest point on the parabola, depending on its orientation.

Front

What does A.O.S. stand for in relation to parabolas?

Back

Axis of Symmetry.

Front

How do you find the focus of a parabola given its equation?

Back

Front

What is the relationship between the focus and directrix of a parabola?

Back

The focus is a point inside the parabola, while the directrix is a line outside the parabola.