right angle

例句 (10)

• A square has four right angles.正方形有四个直角。
• Use a protractor to draw a perfect right angle.用量角器画一个完美的直角。
• The two walls meet at a right angle.这两堵墙呈直角相交。
• Can you identify the right angle in this triangle?你能在这个三角形中找出直角吗？
• If two lines are perpendicular, they form a right angle.如果两条线相互垂直，它们就形成一个直角。
• The carpenter carefully cut the wood at a right angle.木匠小心翼翼地将木头切成直角。
• He has checked that all the corners are perfect right angles.他已经检查过所有的角都是完美的直角。
• Forming a right angle is crucial for the stability of the structure.形成直角对结构的稳定性至关重要。
• In geometry, a right angle is equivalent to a quarter turn.在几何学中，一个直角等于四分之一转。
• The grid is composed of lines intersecting at right angles.这个网格由以直角相交的线条构成。