Parallel lines - 2 lines that run side by side but never meet., Perpendicular lines - Meet at a right angle., line of symmetry - Creates a mirror image on each side of the line., Perimeter - Length around the outside of a 2D shape, Axis - The lines on a graph or chart,

Different lines

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？