The autumn wind feels comfortable.

Sorry for the wait, your order is here.

This is my first question.

Traffic cones have been set up due to road construction.

He was drawing a figure using a set square.

He yelled at me, looking at me with fury.

Please throw the leftover food in the triangular sink basket in the kitchen.

In linear algebra, triangular matrices play a very important role.

There is a complex love triangle between them.

He is good at solving trigonometry problems.