When used as recommended, CCA-treated wood is harmless to. people, plants, and animals. Its use provides environmental. benefits as well as decades of service. Specify Wolmanized Â® wood and plywood for applications in which conditions conducive to termites and fungal decay are present.
A quadrilateral is a four-sided polygon with four angles. There are many kinds of quadrilaterals. The five most common types are the parallelogram, the rectangle, the square, the trapezoid, and the rhombus. Move your mouse cursor over the figures at the right to learn more.
4) Eight-sided Polygon-Octagonand so on.Dodecagon is one of the types of polygon which has twelve sides. This is one of the regular polygons and is named dodecagon since it has 12 sides and has 12 angles. There are both regular and irregular dodecagons.