Cách sử dụng
The word 'triangular' is used to describe something that has three sides or corners. For example, a triangle is a triangular shape because it has three sides and three corners. We can also use the word 'triangular' to describe things that have a similar shape to a triangle, such as a piece of pizza or a roof that has three sides. So, if you see something that has three sides and corners, you can describe it as 'triangular.'