obtuse angle

美 
英 
  • n.钝角
  • 网络光钝角;吨角;关角
复数:obtuse angles  
obtuse angle
n.
1.
钝角an angle between 90˚ and 180˚

例句

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1.
Obtuse triangle: One of the three angles is an obtuse angle. The other two are acute angles.