Answer:
Explanation:
height of Ellipse
i.e.
Width of Ellipse 
i.e.
Equation of a vertical Ellipse is
at
It is wasted, most likely as light, in this case, or it is lost during the transport of electricity.
Answer:
Granite
Explanation:
Trust me I learned this 2years ago
Image from a far away object formed by a concave mirror
I have no idea but this is my best guess as a sophomore in college
6 meters is left because you subtract 12 meters from 6