a right angle 意味

• 〔数学〕 直角

例文

もっと例文:   次へ＞

1. it opens at a right angle so there's less resistance .
   《直角に開くので 抵抗は少なくすむかと➡》
2. an acute angle , a right angle , an obtuse angle , a straight angle .
   鋭角 直角 鈍角 平角
3. an acute angle , a right angle , an obtuse angle , a straight angle .
   鋭角 直角 鈍角 平角
4. it is a weapon in the shape of a rod for which the tip bends at a right angle .
   先端が直角に曲がった棒状の武器。
5. for example , when he walked , he had to walk on the center of the road and turn at a right angle .
   たとえば道を歩くときは必ず真ん中を歩き、直角に曲がる。