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.
A hexagon (six-sided polygon) can be divided into 4 triangles by  drawing all of the diagonals from one vertex (only three lines can  be drawn in this case, since each verteâ¦x already connects to two  others on the edges of the form). If you instead drew lines from  the center to each vertex, you would get 6 triangles. Volcom99sk8r0.