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👉 Why is it always hot in the corner of a room? 為什麼房間的角落總是很熱？
Because a corner is 90 degrees. 因為角落有90度🤣🤣🤣
📍 set square 三角板
📍 compass 圓規
📍 ruler 直尺
📍 protractor 量角器
📍 acute angle 銳角 (less than 90°)
📍 right angle 直角 (90° exactly)
📍 obtuse angle 鈍角 (greater than 90° but less than 180°)
補充：📍 straight angle 平角 (180° exactly )
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🔔別忘了開啟貼文通知
👤追蹤 @theenglab
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#英文 #英文學習 #英文短句 #學英文 #englishsentences #theenglab #learningenglish #english #英文實驗室 #english #teachingenglish
