0866514244 Good. Light to moderate shelf wear to covers/corners; satisfaction guaranteed. Trade paperback binding. Earthlight Books is a family owned and operated, independent bookstore serving Walla Walla, Washington since 1973.
Students construct more than 80 designs based on triangles, squares, pentagons, and other shapes. Each design starts with a simple circle, then a polygon is inscribed in it. By adding, deleting, and connecting diagonals, students achieve the final design. Adaptable to compass and ruler or computer use. Includes templates, six basic constructions, and a review of geometric terms.