Vertical Angles - angles that are opposite from each other, supplementary angles - angles that are next to each other and equal 180 degrees, complementary angles - angles that are next to each other and equal 90 degrees, right angle - angle that equals 90 degrees, These two angles together equal 90 degrees - c0mplementary , These two angles together equal 180 degrees - supplementary,

排行榜

视觉风格

选项

切换模板

恢复自动保存: