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正方形是四边形中最完美图形的化身,她神采飞扬,彰显出无穷的魅力,成为“图形与几何”领域的天之骄子,备受命题专家的青睐.2014年山东省临沂市一道以正方形为背景设计的“线段和差关系”课题学习型问题可谓是“滴水藏海内蕴深厚”.仔细品鉴,余味无穷整理成文,与读者共赏.
Square is the most perfect figure in the quadrilateral shape of the embodiment of her high spirits, highlighting the infinite charm, become the “figure and geometry” in the field of pride, proposition experts favor .In 2014, Linyi City, Shandong Province, a square Designed for the background “Line and poor relationship ” subject learning problem can be described as “drip hidden deep inside the deep sea.” Carefully tasting, endless aftertaste finishing, and the audience.