Geometry is taught to establish a solid foundation in mathematics and spatial reasoning, promoting a comprehensive understanding of shapes, spatial relationships, and mathematical concepts. This Study of a Quadrilateral 3-Part Cards includes 9 parts of a quadrilateral: common quadrilateral, sides, angles, vertexes, base, perimeter, area, altitudes, and diagonal. To use 3-part cards, match the labels to the corresponding pictures. Verify the matches using the control cards that have the labels a