I think it might be C icould be wrong
ANSWER

EXPLANATION
The given parabola has equation:

This parabola opens in the direction of the positive x-axis.
This can be rewritten as:

The vertex is (-1,3)
The directrix of this parabola is


Answer:
18
Step-by-step explanation:
Write double you used. is twice of what I used so
8+10=18
or
4+4+5+5=18
or 4+5=9*2=18
Answer:
a square
Step-by-step explanation: because a square has all four right angles and also a square can turn into a rectangle, but a rectangle can't turn into a square.