Answer:
You have a maximum when the parabola opens down (-x^2), and a minimum when it opens up (+x^2). In your case, it opens down because of the -. That is the special notation, the vertex of the parabola is already there.
A desk is just earth.But if u look at different types of desks it’s another story
Answer:
line segments j' k' and m' n' do not intersect and are the same distance apart as jk and mn
Step-by-step explanation:
this is because if jk and mn are both moved to the left two units, the space between them does not change
No! Because the angles have to add up to 360.