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Perimeter

The distance around the edge of a figure or shape. For example it is the sum of the lengths of each side of polygon. For circles and ellipses, it is called the circumference.

Pages referring to 'perimeter'

Area and perimeter of a rectangle (coordinate geometry)
Area and perimeter of a square (coordinate geometry)
Definition and properties of the circumference of a circle
Formula and description of the perimeter of a kite.
Formula and description of the perimeter of a parallelogram.
Formula and description of the perimeter of a polygon.
Formula and description of the perimeter of a rectangle.
Formula and description of the perimeter of a rhombus.
Formula and description of the perimeter of a square.
Formula and description of the perimeter of a trapezoid.
Formula and description of the perimeter of a triangle.
How to calculate the perimeter (circumference) of an ellipse
Demonstration that a triangle with fixed perimeter does not have a constant area.
How to calculate the area and perimeter of a trapezoid given the coordinates of its vertices