Answer:
X=3
Step-by-step explanation:
ANSWER

EXPLANATION
Since the parabola has the (0, 0) and the directrix at y=2.
The equation is of the form

where (h,k) is the vertex.
The vertex is half way between the directrix and the focus.
The vertex will be at (0,1)
and is the distance from the vertex to the focus which is 1.


Can’t help DDDD: bcoz link is a scam
12×10+15y=390
120+15y=390
15y=270
y=18
So 18 adult t-shirts were sold
The length and width of the rectangle would be 20*4 or 10*8. hope that helped