Black line m = -1/2 b = 2
blue line m = 1/3 b = -3
green line m = 2 b = 1/2
hope this helps.......
Right ankle is exactly 90 degrees, while obtuse is more than, and acute is less than
I would assume it is 1/120th of a gallon
Angles of depression are measured below the horizontal.
Angles 1 and 3 are angles of depression.
Angles of elevation are measured above the horizontal.
Angles 2 and 4 are angles of elevation.