Parallelogram, Square, Rectangle - Opposite sides are equal length and parallel, Square, Rectangle - All four angles are equal and measure 90 degrees, Trapezoid - Quadrilateral with exactly one pair of parallel sides, Quadrilateral - Polygon with four sides, Rhombus, Square - Parallelogram with 4 equal length sides,

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?