Four lines are coplanar. what is the greatest number of intersection points that can exist

use this formula:

p(a\b) = p(a and b)/p(b).

take it from here.

twenty-six miles over two gallons because the proportion for the original 13 miles to one gallon would be written 13/1 and, doing the same thing to the top and bottom, i multiplied by 2 and got 26/2

you need to rotate this triangle about the origin 270 degrees clockwise to create the full square.