Answer:
I think this is what your asking
Step-by-step explanation:
Isometries are sometimes also called congruence transformations. Two figures that can be transformed into each other by an isometry are said to be congruent (Coxeter and Greitzer 1967, p. ... If a plane isometry has more than one fixed point, it must be either the identity transformation or a reflection.
Answer: A
Step-by-step explanation:
The answer is 4 because 4*4=16
The vertex form of parabola is,

Where
is vertex point.
In this case our parabola is given by,

Hence the vertex is at
.
Hope this helps.