Less than 90° - Acute angle, Exactly 90° - Right angle, Between 90 and 180° - Obtuse angle, Exactly 180° - Straight line, Between 180° and 360° - Reflex angle, Exactly 360° - Full turn,

Different Types of Angles

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嵌入

排行榜

視覺風格

選項

切換範本

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