(also called compound depreciation) decrease based on a fixed rate of change over a period of time, but the amount of change decreases for each time period. The formula is A = P(1 - i).
the maximum or minimum point on a curved graph. Also called a vertex.
be opposite to, and be defined by the opposite ends of the line or arc that is subtending. For...
a cone with the line from the vertex to the centre of the base perpendicular to the base.