In fact, it is a right-angled triangle.

事实上，那是一个直角三角形。

At traffic lights the most common accidents are faster, right-angled collisions.

交通灯的十字路口最常见的事故是快、直角碰撞。

Given the lengths of the two sides of a right-angled triangle, we can find out the length of a third side.

如果晓得直角三角形两个边的长度，咱们就能求出第三边的长度。

A high-rise building is analysed structure which facade was a right-angled triangle and plan was long and narrow.

对三角型立面，扁长型平面高层建筑结构体系的设计问题进行了研究。

The protection appliance has a wedge-shaped fixture block with a side surface similar to a right-angled triangle;

它有一个侧面近似 为直角三角形的楔形卡块；