Geometry: Perimeters of Polygons
Perimeters of Polygons - square,
rectangle, parallelogram,
triangle, rhombus,
trapezoid
The perimeter of a polygon is the sum of the lengths of its sides.
See also area of circles, cicumference of circles.
Perimeters of Squares

Perimeter of a square = s + s + s + s = 4s
Perimeters of Rectangles

Perimeter of a rectangle = l + l + w + w = 2(l + w)
Perimeters of Parallelograms

Perimeter of a parallelogram = l + l + w + w = 2(l + w)
Perimeters of Triangles

Perimeter of a triangle = a + b + c
Perimeters of Rhombus

Perimeter of a rhombus = s + s + s + s = 4s
Perimeters of Trapezoids
a is parallel to b
Perimeter of a trapezoid = a + b + c + d
© Copyright 2005, 2007 - onlinemathlearning.com
|